Home / 20,588,320.64-30,862,398.36-9,802,723.52

Finding the Fourth Proportional to 20,588,320.64, 30,862,398.36 and 9,802,723.52

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Solution

The fourth proportional to 20,588,320.64, 30,862,398.36 and 9,802,723.52 is: 14,694,523.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,588,320.64 : 30,862,398.36 = 9,802,723.52 : x
  2. Step 2: Convert to fraction form
    20,588,320.64/30,862,398.36 = 9,802,723.52/x
  3. Step 3: Cross multiply
    20,588,320.64x = 30,862,398.36 × 9,802,723.52
  4. Step 4: Simplify right side
    20,588,320.64x = 302,535,558,287,181.44
  5. Step 5: Solve for x
    x = 302,535,558,287,181.44/20,588,320.64
  6. Step 6: Final answer
    x = 14,694,523.35

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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.