Home / 30,807,059.46-42,514,887.39-17,578,390.12

Finding the Fourth Proportional to 30,807,059.46, 42,514,887.39 and 17,578,390.12

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Solution

The fourth proportional to 30,807,059.46, 42,514,887.39 and 17,578,390.12 is: 24,258,831.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,807,059.46 : 42,514,887.39 = 17,578,390.12 : x
  2. Step 2: Convert to fraction form
    30,807,059.46/42,514,887.39 = 17,578,390.12/x
  3. Step 3: Cross multiply
    30,807,059.46x = 42,514,887.39 × 17,578,390.12
  4. Step 4: Simplify right side
    30,807,059.46x = 747,343,276,148,822.12
  5. Step 5: Solve for x
    x = 747,343,276,148,822.12/30,807,059.46
  6. Step 6: Final answer
    x = 24,258,831.88

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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.