Home / 38,807,005-58,250,882.40-28,583,408.92

Finding the Fourth Proportional to 38,807,005, 58,250,882.40 and 28,583,408.92

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Solution

The fourth proportional to 38,807,005, 58,250,882.40 and 28,583,408.92 is: 42,904,851.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,807,005 : 58,250,882.40 = 28,583,408.92 : x
  2. Step 2: Convert to fraction form
    38,807,005/58,250,882.40 = 28,583,408.92/x
  3. Step 3: Cross multiply
    38,807,005x = 58,250,882.40 × 28,583,408.92
  4. Step 4: Simplify right side
    38,807,005x = 1,665,008,791,590,031
  5. Step 5: Solve for x
    x = 1,665,008,791,590,031/38,807,005
  6. Step 6: Final answer
    x = 42,904,851.63

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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.