Home / 5,102,122.92-7,041,090.89-2,779,085.24

Finding the Fourth Proportional to 5,102,122.92, 7,041,090.89 and 2,779,085.24

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Solution

The fourth proportional to 5,102,122.92, 7,041,090.89 and 2,779,085.24 is: 3,835,225.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,102,122.92 : 7,041,090.89 = 2,779,085.24 : x
  2. Step 2: Convert to fraction form
    5,102,122.92/7,041,090.89 = 2,779,085.24/x
  3. Step 3: Cross multiply
    5,102,122.92x = 7,041,090.89 × 2,779,085.24
  4. Step 4: Simplify right side
    5,102,122.92x = 19,567,791,790,447.91
  5. Step 5: Solve for x
    x = 19,567,791,790,447.91/5,102,122.92
  6. Step 6: Final answer
    x = 3,835,225.47

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.