Home / 48,620,275.10-72,930,406.27-19,866,380.95

Finding the Fourth Proportional to 48,620,275.10, 72,930,406.27 and 19,866,380.95

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Solution

The fourth proportional to 48,620,275.10, 72,930,406.27 and 19,866,380.95 is: 29,799,568.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,620,275.10 : 72,930,406.27 = 19,866,380.95 : x
  2. Step 2: Convert to fraction form
    48,620,275.10/72,930,406.27 = 19,866,380.95/x
  3. Step 3: Cross multiply
    48,620,275.10x = 72,930,406.27 × 19,866,380.95
  4. Step 4: Simplify right side
    48,620,275.10x = 1,448,863,233,798,088.50
  5. Step 5: Solve for x
    x = 1,448,863,233,798,088.50/48,620,275.10
  6. Step 6: Final answer
    x = 29,799,568.82

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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.