Home / 19,410,121.40-29,115,182.10-14,931,145.40

Finding the Fourth Proportional to 19,410,121.40, 29,115,182.10 and 14,931,145.40

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Solution

The fourth proportional to 19,410,121.40, 29,115,182.10 and 14,931,145.40 is: 22,396,718.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,410,121.40 : 29,115,182.10 = 14,931,145.40 : x
  2. Step 2: Convert to fraction form
    19,410,121.40/29,115,182.10 = 14,931,145.40/x
  3. Step 3: Cross multiply
    19,410,121.40x = 29,115,182.10 × 14,931,145.40
  4. Step 4: Simplify right side
    19,410,121.40x = 434,723,017,282,577.38
  5. Step 5: Solve for x
    x = 434,723,017,282,577.38/19,410,121.40
  6. Step 6: Final answer
    x = 22,396,718.10

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Similar ratio
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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.