Home / 10,369,822.70-15,554,734.05-6,786,641.90

Finding the Fourth Proportional to 10,369,822.70, 15,554,734.05 and 6,786,641.90

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Solution

The fourth proportional to 10,369,822.70, 15,554,734.05 and 6,786,641.90 is: 10,179,962.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,369,822.70 : 15,554,734.05 = 6,786,641.90 : x
  2. Step 2: Convert to fraction form
    10,369,822.70/15,554,734.05 = 6,786,641.90/x
  3. Step 3: Cross multiply
    10,369,822.70x = 15,554,734.05 × 6,786,641.90
  4. Step 4: Simplify right side
    10,369,822.70x = 105,564,409,847,086.70
  5. Step 5: Solve for x
    x = 105,564,409,847,086.70/10,369,822.70
  6. Step 6: Final answer
    x = 10,179,962.85

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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.