Home / 13,376,807.70-20,065,211.55-9,625,665.30

Finding the Fourth Proportional to 13,376,807.70, 20,065,211.55 and 9,625,665.30

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Solution

The fourth proportional to 13,376,807.70, 20,065,211.55 and 9,625,665.30 is: 14,438,497.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,376,807.70 : 20,065,211.55 = 9,625,665.30 : x
  2. Step 2: Convert to fraction form
    13,376,807.70/20,065,211.55 = 9,625,665.30/x
  3. Step 3: Cross multiply
    13,376,807.70x = 20,065,211.55 × 9,625,665.30
  4. Step 4: Simplify right side
    13,376,807.70x = 193,141,010,553,994.25
  5. Step 5: Solve for x
    x = 193,141,010,553,994.25/13,376,807.70
  6. Step 6: Final answer
    x = 14,438,497.95

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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.