Home / 43,456,543.20-65,184,814.80-11,543,839.20

Finding the Fourth Proportional to 43,456,543.20, 65,184,814.80 and 11,543,839.20

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Solution

The fourth proportional to 43,456,543.20, 65,184,814.80 and 11,543,839.20 is: 17,315,758.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,456,543.20 : 65,184,814.80 = 11,543,839.20 : x
  2. Step 2: Convert to fraction form
    43,456,543.20/65,184,814.80 = 11,543,839.20/x
  3. Step 3: Cross multiply
    43,456,543.20x = 65,184,814.80 × 11,543,839.20
  4. Step 4: Simplify right side
    43,456,543.20x = 752,483,020,332,980.12
  5. Step 5: Solve for x
    x = 752,483,020,332,980.12/43,456,543.20
  6. Step 6: Final answer
    x = 17,315,758.80

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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.