Home / 10,571,306.80-15,856,960.20-9,353,585.20

Finding the Fourth Proportional to 10,571,306.80, 15,856,960.20 and 9,353,585.20

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Solution

The fourth proportional to 10,571,306.80, 15,856,960.20 and 9,353,585.20 is: 14,030,377.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,571,306.80 : 15,856,960.20 = 9,353,585.20 : x
  2. Step 2: Convert to fraction form
    10,571,306.80/15,856,960.20 = 9,353,585.20/x
  3. Step 3: Cross multiply
    10,571,306.80x = 15,856,960.20 × 9,353,585.20
  4. Step 4: Simplify right side
    10,571,306.80x = 148,319,428,243,709.03
  5. Step 5: Solve for x
    x = 148,319,428,243,709.03/10,571,306.80
  6. Step 6: Final answer
    x = 14,030,377.80

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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.