Home / 38,016,200.70-57,024,301.05-18,839,547.90

Finding the Fourth Proportional to 38,016,200.70, 57,024,301.05 and 18,839,547.90

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Solution

The fourth proportional to 38,016,200.70, 57,024,301.05 and 18,839,547.90 is: 28,259,321.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,016,200.70 : 57,024,301.05 = 18,839,547.90 : x
  2. Step 2: Convert to fraction form
    38,016,200.70/57,024,301.05 = 18,839,547.90/x
  3. Step 3: Cross multiply
    38,016,200.70x = 57,024,301.05 × 18,839,547.90
  4. Step 4: Simplify right side
    38,016,200.70x = 1,074,312,051,095,495.12
  5. Step 5: Solve for x
    x = 1,074,312,051,095,495.12/38,016,200.70
  6. Step 6: Final answer
    x = 28,259,321.85

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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.