Home / 10,230,007.20-15,353,305.20-9,898,231.20

Finding the Fourth Proportional to 10,230,007.20, 15,353,305.20 and 9,898,231.20

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Solution

The fourth proportional to 10,230,007.20, 15,353,305.20 and 9,898,231.20 is: 14,855,372.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,230,007.20 : 15,353,305.20 = 9,898,231.20 : x
  2. Step 2: Convert to fraction form
    10,230,007.20/15,353,305.20 = 9,898,231.20/x
  3. Step 3: Cross multiply
    10,230,007.20x = 15,353,305.20 × 9,898,231.20
  4. Step 4: Simplify right side
    10,230,007.20x = 151,970,564,553,762.22
  5. Step 5: Solve for x
    x = 151,970,564,553,762.22/10,230,007.20
  6. Step 6: Final answer
    x = 14,855,372.20

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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.