Home / 15,581,831.01-21,502,551.73-8,517,107.24

Finding the Fourth Proportional to 15,581,831.01, 21,502,551.73 and 8,517,107.24

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Solution

The fourth proportional to 15,581,831.01, 21,502,551.73 and 8,517,107.24 is: 11,753,402.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,581,831.01 : 21,502,551.73 = 8,517,107.24 : x
  2. Step 2: Convert to fraction form
    15,581,831.01/21,502,551.73 = 8,517,107.24/x
  3. Step 3: Cross multiply
    15,581,831.01x = 21,502,551.73 × 8,517,107.24
  4. Step 4: Simplify right side
    15,581,831.01x = 183,139,538,867,959.22
  5. Step 5: Solve for x
    x = 183,139,538,867,959.22/15,581,831.01
  6. Step 6: Final answer
    x = 11,753,402.97

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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.