Home / 22,283,565.29-30,743,969.31-13,459,719.52

Finding the Fourth Proportional to 22,283,565.29, 30,743,969.31 and 13,459,719.52

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Solution

The fourth proportional to 22,283,565.29, 30,743,969.31 and 13,459,719.52 is: 18,569,972.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,283,565.29 : 30,743,969.31 = 13,459,719.52 : x
  2. Step 2: Convert to fraction form
    22,283,565.29/30,743,969.31 = 13,459,719.52/x
  3. Step 3: Cross multiply
    22,283,565.29x = 30,743,969.31 × 13,459,719.52
  4. Step 4: Simplify right side
    22,283,565.29x = 413,805,203,971,421.81
  5. Step 5: Solve for x
    x = 413,805,203,971,421.81/22,283,565.29
  6. Step 6: Final answer
    x = 18,569,972.92

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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.