Home / 31,121,010.30-46,681,515.45-16,772,103.30

Finding the Fourth Proportional to 31,121,010.30, 46,681,515.45 and 16,772,103.30

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Solution

The fourth proportional to 31,121,010.30, 46,681,515.45 and 16,772,103.30 is: 25,158,154.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,121,010.30 : 46,681,515.45 = 16,772,103.30 : x
  2. Step 2: Convert to fraction form
    31,121,010.30/46,681,515.45 = 16,772,103.30/x
  3. Step 3: Cross multiply
    31,121,010.30x = 46,681,515.45 × 16,772,103.30
  4. Step 4: Simplify right side
    31,121,010.30x = 782,947,199,327,946.12
  5. Step 5: Solve for x
    x = 782,947,199,327,946.12/31,121,010.30
  6. Step 6: Final answer
    x = 25,158,154.95

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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.