Home / 4,712,116.48-7,061,635.08-2,147,062.75

Finding the Fourth Proportional to 4,712,116.48, 7,061,635.08 and 2,147,062.75

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Solution

The fourth proportional to 4,712,116.48, 7,061,635.08 and 2,147,062.75 is: 3,217,614.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,712,116.48 : 7,061,635.08 = 2,147,062.75 : x
  2. Step 2: Convert to fraction form
    4,712,116.48/7,061,635.08 = 2,147,062.75/x
  3. Step 3: Cross multiply
    4,712,116.48x = 7,061,635.08 × 2,147,062.75
  4. Step 4: Simplify right side
    4,712,116.48x = 15,161,773,616,707.18
  5. Step 5: Solve for x
    x = 15,161,773,616,707.18/4,712,116.48
  6. Step 6: Final answer
    x = 3,217,614.35

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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.