Home / 43,820,165.20-65,730,247.80-11,472,005.20

Finding the Fourth Proportional to 43,820,165.20, 65,730,247.80 and 11,472,005.20

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Solution

The fourth proportional to 43,820,165.20, 65,730,247.80 and 11,472,005.20 is: 17,208,007.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,820,165.20 : 65,730,247.80 = 11,472,005.20 : x
  2. Step 2: Convert to fraction form
    43,820,165.20/65,730,247.80 = 11,472,005.20/x
  3. Step 3: Cross multiply
    43,820,165.20x = 65,730,247.80 × 11,472,005.20
  4. Step 4: Simplify right side
    43,820,165.20x = 754,057,744,558,888.50
  5. Step 5: Solve for x
    x = 754,057,744,558,888.50/43,820,165.20
  6. Step 6: Final answer
    x = 17,208,007.80

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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.