Home / 22,678,712.10-34,018,068.15-13,608,785.70

Finding the Fourth Proportional to 22,678,712.10, 34,018,068.15 and 13,608,785.70

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Solution

The fourth proportional to 22,678,712.10, 34,018,068.15 and 13,608,785.70 is: 20,413,178.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,678,712.10 : 34,018,068.15 = 13,608,785.70 : x
  2. Step 2: Convert to fraction form
    22,678,712.10/34,018,068.15 = 13,608,785.70/x
  3. Step 3: Cross multiply
    22,678,712.10x = 34,018,068.15 × 13,608,785.70
  4. Step 4: Simplify right side
    22,678,712.10x = 462,944,599,381,345.44
  5. Step 5: Solve for x
    x = 462,944,599,381,345.44/22,678,712.10
  6. Step 6: Final answer
    x = 20,413,178.55

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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.