Home / 7,438,205.27-11,152,214.32-3,787,869.13

Finding the Fourth Proportional to 7,438,205.27, 11,152,214.32 and 3,787,869.13

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Solution

The fourth proportional to 7,438,205.27, 11,152,214.32 and 3,787,869.13 is: 5,679,209.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,438,205.27 : 11,152,214.32 = 3,787,869.13 : x
  2. Step 2: Convert to fraction form
    7,438,205.27/11,152,214.32 = 3,787,869.13/x
  3. Step 3: Cross multiply
    7,438,205.27x = 11,152,214.32 × 3,787,869.13
  4. Step 4: Simplify right side
    7,438,205.27x = 42,243,128,353,871.95
  5. Step 5: Solve for x
    x = 42,243,128,353,871.95/7,438,205.27
  6. Step 6: Final answer
    x = 5,679,209.81

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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.