Home / 5,678,294.42-8,507,818.11-3,429,708.50

Finding the Fourth Proportional to 5,678,294.42, 8,507,818.11 and 3,429,708.50

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Solution

The fourth proportional to 5,678,294.42, 8,507,818.11 and 3,429,708.50 is: 5,138,750.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,678,294.42 : 8,507,818.11 = 3,429,708.50 : x
  2. Step 2: Convert to fraction form
    5,678,294.42/8,507,818.11 = 3,429,708.50/x
  3. Step 3: Cross multiply
    5,678,294.42x = 8,507,818.11 × 3,429,708.50
  4. Step 4: Simplify right side
    5,678,294.42x = 29,179,336,088,320.93
  5. Step 5: Solve for x
    x = 29,179,336,088,320.93/5,678,294.42
  6. Step 6: Final answer
    x = 5,138,750.11

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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.