Home / 41,005,981.40-61,509,701.10-12,252,471.80

Finding the Fourth Proportional to 41,005,981.40, 61,509,701.10 and 12,252,471.80

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Solution

The fourth proportional to 41,005,981.40, 61,509,701.10 and 12,252,471.80 is: 18,378,925.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,005,981.40 : 61,509,701.10 = 12,252,471.80 : x
  2. Step 2: Convert to fraction form
    41,005,981.40/61,509,701.10 = 12,252,471.80/x
  3. Step 3: Cross multiply
    41,005,981.40x = 61,509,701.10 × 12,252,471.80
  4. Step 4: Simplify right side
    41,005,981.40x = 753,645,878,154,179
  5. Step 5: Solve for x
    x = 753,645,878,154,179/41,005,981.40
  6. Step 6: Final answer
    x = 18,378,925.52

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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.