Home / 15,443,158.59-21,311,550.57-8,473,881.90

Finding the Fourth Proportional to 15,443,158.59, 21,311,550.57 and 8,473,881.90

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Solution

The fourth proportional to 15,443,158.59, 21,311,550.57 and 8,473,881.90 is: 11,693,952.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,443,158.59 : 21,311,550.57 = 8,473,881.90 : x
  2. Step 2: Convert to fraction form
    15,443,158.59/21,311,550.57 = 8,473,881.90/x
  3. Step 3: Cross multiply
    15,443,158.59x = 21,311,550.57 × 8,473,881.90
  4. Step 4: Simplify right side
    15,443,158.59x = 180,591,562,636,057.69
  5. Step 5: Solve for x
    x = 180,591,562,636,057.69/15,443,158.59
  6. Step 6: Final answer
    x = 11,693,952.48

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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.