Home / 38,818,325.80-58,217,520.30-11,518,161.40

Finding the Fourth Proportional to 38,818,325.80, 58,217,520.30 and 11,518,161.40

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Solution

The fourth proportional to 38,818,325.80, 58,217,520.30 and 11,518,161.40 is: 17,274,284.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,818,325.80 : 58,217,520.30 = 11,518,161.40 : x
  2. Step 2: Convert to fraction form
    38,818,325.80/58,217,520.30 = 11,518,161.40/x
  3. Step 3: Cross multiply
    38,818,325.80x = 58,217,520.30 × 11,518,161.40
  4. Step 4: Simplify right side
    38,818,325.80x = 670,558,795,123,176.38
  5. Step 5: Solve for x
    x = 670,558,795,123,176.38/38,818,325.80
  6. Step 6: Final answer
    x = 17,274,284.28

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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.