Home / 13,152,414.20-19,728,621.30-7,483,710.20

Finding the Fourth Proportional to 13,152,414.20, 19,728,621.30 and 7,483,710.20

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Solution

The fourth proportional to 13,152,414.20, 19,728,621.30 and 7,483,710.20 is: 11,225,565.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,152,414.20 : 19,728,621.30 = 7,483,710.20 : x
  2. Step 2: Convert to fraction form
    13,152,414.20/19,728,621.30 = 7,483,710.20/x
  3. Step 3: Cross multiply
    13,152,414.20x = 19,728,621.30 × 7,483,710.20
  4. Step 4: Simplify right side
    13,152,414.20x = 147,643,284,454,747.28
  5. Step 5: Solve for x
    x = 147,643,284,454,747.28/13,152,414.20
  6. Step 6: Final answer
    x = 11,225,565.30

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Double scale
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Similar ratio
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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.