Home / 14,041,805.40-21,062,708.10-12,418,176.60

Finding the Fourth Proportional to 14,041,805.40, 21,062,708.10 and 12,418,176.60

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Solution

The fourth proportional to 14,041,805.40, 21,062,708.10 and 12,418,176.60 is: 18,627,264.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,041,805.40 : 21,062,708.10 = 12,418,176.60 : x
  2. Step 2: Convert to fraction form
    14,041,805.40/21,062,708.10 = 12,418,176.60/x
  3. Step 3: Cross multiply
    14,041,805.40x = 21,062,708.10 × 12,418,176.60
  4. Step 4: Simplify right side
    14,041,805.40x = 261,560,428,860,050.47
  5. Step 5: Solve for x
    x = 261,560,428,860,050.47/14,041,805.40
  6. Step 6: Final answer
    x = 18,627,264.90

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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.