Home / 7,152,191.48-10,728,283.80-2,103,501.92

Finding the Fourth Proportional to 7,152,191.48, 10,728,283.80 and 2,103,501.92

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Solution

The fourth proportional to 7,152,191.48, 10,728,283.80 and 2,103,501.92 is: 3,155,251.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,152,191.48 : 10,728,283.80 = 2,103,501.92 : x
  2. Step 2: Convert to fraction form
    7,152,191.48/10,728,283.80 = 2,103,501.92/x
  3. Step 3: Cross multiply
    7,152,191.48x = 10,728,283.80 × 2,103,501.92
  4. Step 4: Simplify right side
    7,152,191.48x = 22,566,965,571,604.90
  5. Step 5: Solve for x
    x = 22,566,965,571,604.90/7,152,191.48
  6. Step 6: Final answer
    x = 3,155,251.87

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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.