Home / 11,688,005.70-17,532,008.55-8,853,653.70

Finding the Fourth Proportional to 11,688,005.70, 17,532,008.55 and 8,853,653.70

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Solution

The fourth proportional to 11,688,005.70, 17,532,008.55 and 8,853,653.70 is: 13,280,480.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,688,005.70 : 17,532,008.55 = 8,853,653.70 : x
  2. Step 2: Convert to fraction form
    11,688,005.70/17,532,008.55 = 8,853,653.70/x
  3. Step 3: Cross multiply
    11,688,005.70x = 17,532,008.55 × 8,853,653.70
  4. Step 4: Simplify right side
    11,688,005.70x = 155,222,332,367,139.12
  5. Step 5: Solve for x
    x = 155,222,332,367,139.12/11,688,005.70
  6. Step 6: Final answer
    x = 13,280,480.55

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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.