Home / 28,970,617.80-43,455,926.70-9,802,000.20

Finding the Fourth Proportional to 28,970,617.80, 43,455,926.70 and 9,802,000.20

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Solution

The fourth proportional to 28,970,617.80, 43,455,926.70 and 9,802,000.20 is: 14,703,000.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,970,617.80 : 43,455,926.70 = 9,802,000.20 : x
  2. Step 2: Convert to fraction form
    28,970,617.80/43,455,926.70 = 9,802,000.20/x
  3. Step 3: Cross multiply
    28,970,617.80x = 43,455,926.70 × 9,802,000.20
  4. Step 4: Simplify right side
    28,970,617.80x = 425,955,002,204,585.31
  5. Step 5: Solve for x
    x = 425,955,002,204,585.31/28,970,617.80
  6. Step 6: Final answer
    x = 14,703,000.30

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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.