Home / 11,232,002.80-16,848,004.20-6,454,428.40

Finding the Fourth Proportional to 11,232,002.80, 16,848,004.20 and 6,454,428.40

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Solution

The fourth proportional to 11,232,002.80, 16,848,004.20 and 6,454,428.40 is: 9,681,642.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,232,002.80 : 16,848,004.20 = 6,454,428.40 : x
  2. Step 2: Convert to fraction form
    11,232,002.80/16,848,004.20 = 6,454,428.40/x
  3. Step 3: Cross multiply
    11,232,002.80x = 16,848,004.20 × 6,454,428.40
  4. Step 4: Simplify right side
    11,232,002.80x = 108,744,236,791,799.28
  5. Step 5: Solve for x
    x = 108,744,236,791,799.28/11,232,002.80
  6. Step 6: Final answer
    x = 9,681,642.60

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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.