Home / 43,553,123.40-65,375,084.16-19,309,076.16

Finding the Fourth Proportional to 43,553,123.40, 65,375,084.16 and 19,309,076.16

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Solution

The fourth proportional to 43,553,123.40, 65,375,084.16 and 19,309,076.16 is: 28,983,741.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,553,123.40 : 65,375,084.16 = 19,309,076.16 : x
  2. Step 2: Convert to fraction form
    43,553,123.40/65,375,084.16 = 19,309,076.16/x
  3. Step 3: Cross multiply
    43,553,123.40x = 65,375,084.16 × 19,309,076.16
  4. Step 4: Simplify right side
    43,553,123.40x = 1,262,332,479,011,849.50
  5. Step 5: Solve for x
    x = 1,262,332,479,011,849.50/43,553,123.40
  6. Step 6: Final answer
    x = 28,983,741.70

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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.