Home / 52,347,921.30-72,238,720.14-29,143,050.30

Finding the Fourth Proportional to 52,347,921.30, 72,238,720.14 and 29,143,050.30

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Solution

The fourth proportional to 52,347,921.30, 72,238,720.14 and 29,143,050.30 is: 40,216,623.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,347,921.30 : 72,238,720.14 = 29,143,050.30 : x
  2. Step 2: Convert to fraction form
    52,347,921.30/72,238,720.14 = 29,143,050.30/x
  3. Step 3: Cross multiply
    52,347,921.30x = 72,238,720.14 × 29,143,050.30
  4. Step 4: Simplify right side
    52,347,921.30x = 2,105,256,654,647,643
  5. Step 5: Solve for x
    x = 2,105,256,654,647,643/52,347,921.30
  6. Step 6: Final answer
    x = 40,216,623.74

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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.