Home / 38,506,508.16-57,747,160.80-18,029,889.60

Finding the Fourth Proportional to 38,506,508.16, 57,747,160.80 and 18,029,889.60

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Solution

The fourth proportional to 38,506,508.16, 57,747,160.80 and 18,029,889.60 is: 27,038,934.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,506,508.16 : 57,747,160.80 = 18,029,889.60 : x
  2. Step 2: Convert to fraction form
    38,506,508.16/57,747,160.80 = 18,029,889.60/x
  3. Step 3: Cross multiply
    38,506,508.16x = 57,747,160.80 × 18,029,889.60
  4. Step 4: Simplify right side
    38,506,508.16x = 1,041,174,933,937,447.75
  5. Step 5: Solve for x
    x = 1,041,174,933,937,447.75/38,506,508.16
  6. Step 6: Final answer
    x = 27,038,934.03

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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.