Home / 39,128,139.30-58,703,568.43-15,772,829.17

Finding the Fourth Proportional to 39,128,139.30, 58,703,568.43 and 15,772,829.17

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Solution

The fourth proportional to 39,128,139.30, 58,703,568.43 and 15,772,829.17 is: 23,663,822.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,128,139.30 : 58,703,568.43 = 15,772,829.17 : x
  2. Step 2: Convert to fraction form
    39,128,139.30/58,703,568.43 = 15,772,829.17/x
  3. Step 3: Cross multiply
    39,128,139.30x = 58,703,568.43 × 15,772,829.17
  4. Step 4: Simplify right side
    39,128,139.30x = 925,921,356,515,795.12
  5. Step 5: Solve for x
    x = 925,921,356,515,795.12/39,128,139.30
  6. Step 6: Final answer
    x = 23,663,822.84

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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.