Home / 12,592,101.80-18,888,152.70-4,073,299.40

Finding the Fourth Proportional to 12,592,101.80, 18,888,152.70 and 4,073,299.40

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Solution

The fourth proportional to 12,592,101.80, 18,888,152.70 and 4,073,299.40 is: 6,109,949.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,592,101.80 : 18,888,152.70 = 4,073,299.40 : x
  2. Step 2: Convert to fraction form
    12,592,101.80/18,888,152.70 = 4,073,299.40/x
  3. Step 3: Cross multiply
    12,592,101.80x = 18,888,152.70 × 4,073,299.40
  4. Step 4: Simplify right side
    12,592,101.80x = 76,937,101,060,018.38
  5. Step 5: Solve for x
    x = 76,937,101,060,018.38/12,592,101.80
  6. Step 6: Final answer
    x = 6,109,949.10

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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.