Home / 15,852,658.95-21,876,298.90-9,326,708.66

Finding the Fourth Proportional to 15,852,658.95, 21,876,298.90 and 9,326,708.66

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Solution

The fourth proportional to 15,852,658.95, 21,876,298.90 and 9,326,708.66 is: 12,870,640.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,852,658.95 : 21,876,298.90 = 9,326,708.66 : x
  2. Step 2: Convert to fraction form
    15,852,658.95/21,876,298.90 = 9,326,708.66/x
  3. Step 3: Cross multiply
    15,852,658.95x = 21,876,298.90 × 9,326,708.66
  4. Step 4: Simplify right side
    15,852,658.95x = 204,033,866,430,752.44
  5. Step 5: Solve for x
    x = 204,033,866,430,752.44/15,852,658.95
  6. Step 6: Final answer
    x = 12,870,640.00

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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.