Home / 7,133,793.60-10,707,688.80-3,543,614.40

Finding the Fourth Proportional to 7,133,793.60, 10,707,688.80 and 3,543,614.40

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Solution

The fourth proportional to 7,133,793.60, 10,707,688.80 and 3,543,614.40 is: 5,318,897.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,133,793.60 : 10,707,688.80 = 3,543,614.40 : x
  2. Step 2: Convert to fraction form
    7,133,793.60/10,707,688.80 = 3,543,614.40/x
  3. Step 3: Cross multiply
    7,133,793.60x = 10,707,688.80 × 3,543,614.40
  4. Step 4: Simplify right side
    7,133,793.60x = 37,943,920,222,398.72
  5. Step 5: Solve for x
    x = 37,943,920,222,398.72/7,133,793.60
  6. Step 6: Final answer
    x = 5,318,897.96

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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.