Home / 55,854,454.12-77,047,049.84-34,910,138.28

Finding the Fourth Proportional to 55,854,454.12, 77,047,049.84 and 34,910,138.28

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Solution

The fourth proportional to 55,854,454.12, 77,047,049.84 and 34,910,138.28 is: 48,155,929.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,854,454.12 : 77,047,049.84 = 34,910,138.28 : x
  2. Step 2: Convert to fraction form
    55,854,454.12/77,047,049.84 = 34,910,138.28/x
  3. Step 3: Cross multiply
    55,854,454.12x = 77,047,049.84 × 34,910,138.28
  4. Step 4: Simplify right side
    55,854,454.12x = 2,689,723,163,980,452
  5. Step 5: Solve for x
    x = 2,689,723,163,980,452/55,854,454.12
  6. Step 6: Final answer
    x = 48,155,929.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.