Home / 12,558,818.70-18,843,476.85-4,041,765.90

Finding the Fourth Proportional to 12,558,818.70, 18,843,476.85 and 4,041,765.90

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Solution

The fourth proportional to 12,558,818.70, 18,843,476.85 and 4,041,765.90 is: 6,064,338.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,558,818.70 : 18,843,476.85 = 4,041,765.90 : x
  2. Step 2: Convert to fraction form
    12,558,818.70/18,843,476.85 = 4,041,765.90/x
  3. Step 3: Cross multiply
    12,558,818.70x = 18,843,476.85 × 4,041,765.90
  4. Step 4: Simplify right side
    12,558,818.70x = 76,160,922,169,769.42
  5. Step 5: Solve for x
    x = 76,160,922,169,769.42/12,558,818.70
  6. Step 6: Final answer
    x = 6,064,338.06

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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.