Home / 38,332,878.40-57,470,956.80-18,114,500.80

Finding the Fourth Proportional to 38,332,878.40, 57,470,956.80 and 18,114,500.80

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Solution

The fourth proportional to 38,332,878.40, 57,470,956.80 and 18,114,500.80 is: 27,158,349.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,332,878.40 : 57,470,956.80 = 18,114,500.80 : x
  2. Step 2: Convert to fraction form
    38,332,878.40/57,470,956.80 = 18,114,500.80/x
  3. Step 3: Cross multiply
    38,332,878.40x = 57,470,956.80 × 18,114,500.80
  4. Step 4: Simplify right side
    38,332,878.40x = 1,041,057,692,930,365.38
  5. Step 5: Solve for x
    x = 1,041,057,692,930,365.38/38,332,878.40
  6. Step 6: Final answer
    x = 27,158,349.08

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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.