Home / 9,791,327.28-13,512,355.61-5,381,209.24

Finding the Fourth Proportional to 9,791,327.28, 13,512,355.61 and 5,381,209.24

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Solution

The fourth proportional to 9,791,327.28, 13,512,355.61 and 5,381,209.24 is: 7,426,246.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,791,327.28 : 13,512,355.61 = 5,381,209.24 : x
  2. Step 2: Convert to fraction form
    9,791,327.28/13,512,355.61 = 5,381,209.24/x
  3. Step 3: Cross multiply
    9,791,327.28x = 13,512,355.61 × 5,381,209.24
  4. Step 4: Simplify right side
    9,791,327.28x = 72,712,812,852,682.23
  5. Step 5: Solve for x
    x = 72,712,812,852,682.23/9,791,327.28
  6. Step 6: Final answer
    x = 7,426,246.79

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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.