Home / 13,454,748.30-20,182,122.45-4,932,252.30

Finding the Fourth Proportional to 13,454,748.30, 20,182,122.45 and 4,932,252.30

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Solution

The fourth proportional to 13,454,748.30, 20,182,122.45 and 4,932,252.30 is: 7,398,378.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,454,748.30 : 20,182,122.45 = 4,932,252.30 : x
  2. Step 2: Convert to fraction form
    13,454,748.30/20,182,122.45 = 4,932,252.30/x
  3. Step 3: Cross multiply
    13,454,748.30x = 20,182,122.45 × 4,932,252.30
  4. Step 4: Simplify right side
    13,454,748.30x = 99,543,319,872,894.12
  5. Step 5: Solve for x
    x = 99,543,319,872,894.12/13,454,748.30
  6. Step 6: Final answer
    x = 7,398,378.45

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1.5x scale

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.