Home / 12,558,815.70-18,843,472.35-4,041,762.90

Finding the Fourth Proportional to 12,558,815.70, 18,843,472.35 and 4,041,762.90

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Solution

The fourth proportional to 12,558,815.70, 18,843,472.35 and 4,041,762.90 is: 6,064,333.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,558,815.70 : 18,843,472.35 = 4,041,762.90 : x
  2. Step 2: Convert to fraction form
    12,558,815.70/18,843,472.35 = 4,041,762.90/x
  3. Step 3: Cross multiply
    12,558,815.70x = 18,843,472.35 × 4,041,762.90
  4. Step 4: Simplify right side
    12,558,815.70x = 76,160,847,451,405.81
  5. Step 5: Solve for x
    x = 76,160,847,451,405.81/12,558,815.70
  6. Step 6: Final answer
    x = 6,064,333.55

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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.