Home / 21,022,182.68-31,533,274.02-21,022,182.68

Finding the Fourth Proportional to 21,022,182.68, 31,533,274.02 and 21,022,182.68

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Solution

The fourth proportional to 21,022,182.68, 31,533,274.02 and 21,022,182.68 is: 31,533,274.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,022,182.68 : 31,533,274.02 = 21,022,182.68 : x
  2. Step 2: Convert to fraction form
    21,022,182.68/31,533,274.02 = 21,022,182.68/x
  3. Step 3: Cross multiply
    21,022,182.68x = 31,533,274.02 × 21,022,182.68
  4. Step 4: Simplify right side
    21,022,182.68x = 662,898,246,789,271.62
  5. Step 5: Solve for x
    x = 662,898,246,789,271.62/21,022,182.68
  6. Step 6: Final answer
    x = 31,533,274.02

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.