Home / 5,715,652.28-8,607,693.40-5,205,468.92

Finding the Fourth Proportional to 5,715,652.28, 8,607,693.40 and 5,205,468.92

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Solution

The fourth proportional to 5,715,652.28, 8,607,693.40 and 5,205,468.92 is: 7,839,364.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,715,652.28 : 8,607,693.40 = 5,205,468.92 : x
  2. Step 2: Convert to fraction form
    5,715,652.28/8,607,693.40 = 5,205,468.92/x
  3. Step 3: Cross multiply
    5,715,652.28x = 8,607,693.40 × 5,205,468.92
  4. Step 4: Simplify right side
    5,715,652.28x = 44,807,080,440,561.78
  5. Step 5: Solve for x
    x = 44,807,080,440,561.78/5,715,652.28
  6. Step 6: Final answer
    x = 7,839,364.30

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.