Home / 16,781,826.95-23,152,363.85-9,437,976.63

Finding the Fourth Proportional to 16,781,826.95, 23,152,363.85 and 9,437,976.63

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Solution

The fourth proportional to 16,781,826.95, 23,152,363.85 and 9,437,976.63 is: 13,020,719.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,781,826.95 : 23,152,363.85 = 9,437,976.63 : x
  2. Step 2: Convert to fraction form
    16,781,826.95/23,152,363.85 = 9,437,976.63/x
  3. Step 3: Cross multiply
    16,781,826.95x = 23,152,363.85 × 9,437,976.63
  4. Step 4: Simplify right side
    16,781,826.95x = 218,511,468,969,151.78
  5. Step 5: Solve for x
    x = 218,511,468,969,151.78/16,781,826.95
  6. Step 6: Final answer
    x = 13,020,719.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.