Home / 5,178,374.64-7,149,218.96-4,603,825.13

Finding the Fourth Proportional to 5,178,374.64, 7,149,218.96 and 4,603,825.13

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Solution

The fourth proportional to 5,178,374.64, 7,149,218.96 and 4,603,825.13 is: 6,356,000.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,178,374.64 : 7,149,218.96 = 4,603,825.13 : x
  2. Step 2: Convert to fraction form
    5,178,374.64/7,149,218.96 = 4,603,825.13/x
  3. Step 3: Cross multiply
    5,178,374.64x = 7,149,218.96 × 4,603,825.13
  4. Step 4: Simplify right side
    5,178,374.64x = 32,913,753,849,155.25
  5. Step 5: Solve for x
    x = 32,913,753,849,155.25/5,178,374.64
  6. Step 6: Final answer
    x = 6,356,000.90

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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.