Home / 26,929,934.61-40,398,888.33-9,889,278.95

Finding the Fourth Proportional to 26,929,934.61, 40,398,888.33 and 9,889,278.95

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Solution

The fourth proportional to 26,929,934.61, 40,398,888.33 and 9,889,278.95 is: 14,835,382.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,929,934.61 : 40,398,888.33 = 9,889,278.95 : x
  2. Step 2: Convert to fraction form
    26,929,934.61/40,398,888.33 = 9,889,278.95/x
  3. Step 3: Cross multiply
    26,929,934.61x = 40,398,888.33 × 9,889,278.95
  4. Step 4: Simplify right side
    26,929,934.61x = 399,515,875,965,269.62
  5. Step 5: Solve for x
    x = 399,515,875,965,269.62/26,929,934.61
  6. Step 6: Final answer
    x = 14,835,382.33

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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.