Home / 5,381,002.62-7,421,584.50-3,447,443.16

Finding the Fourth Proportional to 5,381,002.62, 7,421,584.50 and 3,447,443.16

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Solution

The fourth proportional to 5,381,002.62, 7,421,584.50 and 3,447,443.16 is: 4,754,781.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,381,002.62 : 7,421,584.50 = 3,447,443.16 : x
  2. Step 2: Convert to fraction form
    5,381,002.62/7,421,584.50 = 3,447,443.16/x
  3. Step 3: Cross multiply
    5,381,002.62x = 7,421,584.50 × 3,447,443.16
  4. Step 4: Simplify right side
    5,381,002.62x = 25,585,490,720,887.02
  5. Step 5: Solve for x
    x = 25,585,490,720,887.02/5,381,002.62
  6. Step 6: Final answer
    x = 4,754,781.32

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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.