Home / 13,251,167.80-19,866,254.10-7,267,535.80

Finding the Fourth Proportional to 13,251,167.80, 19,866,254.10 and 7,267,535.80

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Solution

The fourth proportional to 13,251,167.80, 19,866,254.10 and 7,267,535.80 is: 10,895,546.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,251,167.80 : 19,866,254.10 = 7,267,535.80 : x
  2. Step 2: Convert to fraction form
    13,251,167.80/19,866,254.10 = 7,267,535.80/x
  3. Step 3: Cross multiply
    13,251,167.80x = 19,866,254.10 × 7,267,535.80
  4. Step 4: Simplify right side
    13,251,167.80x = 144,378,712,883,646.78
  5. Step 5: Solve for x
    x = 144,378,712,883,646.78/13,251,167.80
  6. Step 6: Final answer
    x = 10,895,546.34

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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.