Home / 23,686,687.20-35,530,030.80-21,490,064.40

Finding the Fourth Proportional to 23,686,687.20, 35,530,030.80 and 21,490,064.40

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Solution

The fourth proportional to 23,686,687.20, 35,530,030.80 and 21,490,064.40 is: 32,235,096.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,686,687.20 : 35,530,030.80 = 21,490,064.40 : x
  2. Step 2: Convert to fraction form
    23,686,687.20/35,530,030.80 = 21,490,064.40/x
  3. Step 3: Cross multiply
    23,686,687.20x = 35,530,030.80 × 21,490,064.40
  4. Step 4: Simplify right side
    23,686,687.20x = 763,542,650,025,983.38
  5. Step 5: Solve for x
    x = 763,542,650,025,983.38/23,686,687.20
  6. Step 6: Final answer
    x = 32,235,096.60

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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.