Home / 36,406,720.80-54,610,081.20-9,480,376.80

Finding the Fourth Proportional to 36,406,720.80, 54,610,081.20 and 9,480,376.80

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Solution

The fourth proportional to 36,406,720.80, 54,610,081.20 and 9,480,376.80 is: 14,220,565.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,406,720.80 : 54,610,081.20 = 9,480,376.80 : x
  2. Step 2: Convert to fraction form
    36,406,720.80/54,610,081.20 = 9,480,376.80/x
  3. Step 3: Cross multiply
    36,406,720.80x = 54,610,081.20 × 9,480,376.80
  4. Step 4: Simplify right side
    36,406,720.80x = 517,724,146,854,596.25
  5. Step 5: Solve for x
    x = 517,724,146,854,596.25/36,406,720.80
  6. Step 6: Final answer
    x = 14,220,565.20

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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.