Home / 23,318,379.95-34,967,411.52-12,386,177.21

Finding the Fourth Proportional to 23,318,379.95, 34,967,411.52 and 12,386,177.21

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Solution

The fourth proportional to 23,318,379.95, 34,967,411.52 and 12,386,177.21 is: 18,573,869.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,318,379.95 : 34,967,411.52 = 12,386,177.21 : x
  2. Step 2: Convert to fraction form
    23,318,379.95/34,967,411.52 = 12,386,177.21/x
  3. Step 3: Cross multiply
    23,318,379.95x = 34,967,411.52 × 12,386,177.21
  4. Step 4: Simplify right side
    23,318,379.95x = 433,112,555,486,878.44
  5. Step 5: Solve for x
    x = 433,112,555,486,878.44/23,318,379.95
  6. Step 6: Final answer
    x = 18,573,869.90

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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.