Home / 5,280,337.06-7,285,616.20-2,988,497.74

Finding the Fourth Proportional to 5,280,337.06, 7,285,616.20 and 2,988,497.74

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Solution

The fourth proportional to 5,280,337.06, 7,285,616.20 and 2,988,497.74 is: 4,123,420.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,280,337.06 : 7,285,616.20 = 2,988,497.74 : x
  2. Step 2: Convert to fraction form
    5,280,337.06/7,285,616.20 = 2,988,497.74/x
  3. Step 3: Cross multiply
    5,280,337.06x = 7,285,616.20 × 2,988,497.74
  4. Step 4: Simplify right side
    5,280,337.06x = 21,773,047,548,207.39
  5. Step 5: Solve for x
    x = 21,773,047,548,207.39/5,280,337.06
  6. Step 6: Final answer
    x = 4,123,420.02

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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.