Home / 6,344,222.96-8,732,901.20-5,475,812.78

Finding the Fourth Proportional to 6,344,222.96, 8,732,901.20 and 5,475,812.78

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Solution

The fourth proportional to 6,344,222.96, 8,732,901.20 and 5,475,812.78 is: 7,537,523.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,344,222.96 : 8,732,901.20 = 5,475,812.78 : x
  2. Step 2: Convert to fraction form
    6,344,222.96/8,732,901.20 = 5,475,812.78/x
  3. Step 3: Cross multiply
    6,344,222.96x = 8,732,901.20 × 5,475,812.78
  4. Step 4: Simplify right side
    6,344,222.96x = 47,819,731,997,437.34
  5. Step 5: Solve for x
    x = 47,819,731,997,437.34/6,344,222.96
  6. Step 6: Final answer
    x = 7,537,523.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.