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Finding the Fourth Proportional to 16,607,566.80, 24,911,350.20 and 12,302,894.70

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Solution

The fourth proportional to 16,607,566.80, 24,911,350.20 and 12,302,894.70 is: 18,454,342.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,607,566.80 : 24,911,350.20 = 12,302,894.70 : x
  2. Step 2: Convert to fraction form
    16,607,566.80/24,911,350.20 = 12,302,894.70/x
  3. Step 3: Cross multiply
    16,607,566.80x = 24,911,350.20 × 12,302,894.70
  4. Step 4: Simplify right side
    16,607,566.80x = 306,481,718,345,423.94
  5. Step 5: Solve for x
    x = 306,481,718,345,423.94/16,607,566.80
  6. Step 6: Final answer
    x = 18,454,342.05

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1.5x scale

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.