Home / 31,935,070.32-47,901,918.06-8,905,391.88

Finding the Fourth Proportional to 31,935,070.32, 47,901,918.06 and 8,905,391.88

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Solution

The fourth proportional to 31,935,070.32, 47,901,918.06 and 8,905,391.88 is: 13,357,896.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,935,070.32 : 47,901,918.06 = 8,905,391.88 : x
  2. Step 2: Convert to fraction form
    31,935,070.32/47,901,918.06 = 8,905,391.88/x
  3. Step 3: Cross multiply
    31,935,070.32x = 47,901,918.06 × 8,905,391.88
  4. Step 4: Simplify right side
    31,935,070.32x = 426,585,352,127,949.44
  5. Step 5: Solve for x
    x = 426,585,352,127,949.44/31,935,070.32
  6. Step 6: Final answer
    x = 13,357,896.13

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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.