Home / 10,967,895.71-15,151,462.01-8,759,859.53

Finding the Fourth Proportional to 10,967,895.71, 15,151,462.01 and 8,759,859.53

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Solution

The fourth proportional to 10,967,895.71, 15,151,462.01 and 8,759,859.53 is: 12,101,198.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,967,895.71 : 15,151,462.01 = 8,759,859.53 : x
  2. Step 2: Convert to fraction form
    10,967,895.71/15,151,462.01 = 8,759,859.53/x
  3. Step 3: Cross multiply
    10,967,895.71x = 15,151,462.01 × 8,759,859.53
  4. Step 4: Simplify right side
    10,967,895.71x = 132,724,678,762,174.86
  5. Step 5: Solve for x
    x = 132,724,678,762,174.86/10,967,895.71
  6. Step 6: Final answer
    x = 12,101,198.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.