Home / 12,506,122.98-18,755,809.47-4,418,033.76

Finding the Fourth Proportional to 12,506,122.98, 18,755,809.47 and 4,418,033.76

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Solution

The fourth proportional to 12,506,122.98, 18,755,809.47 and 4,418,033.76 is: 6,625,858.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,506,122.98 : 18,755,809.47 = 4,418,033.76 : x
  2. Step 2: Convert to fraction form
    12,506,122.98/18,755,809.47 = 4,418,033.76/x
  3. Step 3: Cross multiply
    12,506,122.98x = 18,755,809.47 × 4,418,033.76
  4. Step 4: Simplify right side
    12,506,122.98x = 82,863,799,434,587.70
  5. Step 5: Solve for x
    x = 82,863,799,434,587.70/12,506,122.98
  6. Step 6: Final answer
    x = 6,625,858.35

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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.