Home / 31,884,918.40-47,834,966.16-10,319,520.16

Finding the Fourth Proportional to 31,884,918.40, 47,834,966.16 and 10,319,520.16

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Solution

The fourth proportional to 31,884,918.40, 47,834,966.16 and 10,319,520.16 is: 15,481,736.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,884,918.40 : 47,834,966.16 = 10,319,520.16 : x
  2. Step 2: Convert to fraction form
    31,884,918.40/47,834,966.16 = 10,319,520.16/x
  3. Step 3: Cross multiply
    31,884,918.40x = 47,834,966.16 × 10,319,520.16
  4. Step 4: Simplify right side
    31,884,918.40x = 493,633,897,641,037.75
  5. Step 5: Solve for x
    x = 493,633,897,641,037.75/31,884,918.40
  6. Step 6: Final answer
    x = 15,481,736.27

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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.