Home / 9,359,455.74-12,914,861.64-5,490,565.26

Finding the Fourth Proportional to 9,359,455.74, 12,914,861.64 and 5,490,565.26

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Solution

The fourth proportional to 9,359,455.74, 12,914,861.64 and 5,490,565.26 is: 7,576,283.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,359,455.74 : 12,914,861.64 = 5,490,565.26 : x
  2. Step 2: Convert to fraction form
    9,359,455.74/12,914,861.64 = 5,490,565.26/x
  3. Step 3: Cross multiply
    9,359,455.74x = 12,914,861.64 × 5,490,565.26
  4. Step 4: Simplify right side
    9,359,455.74x = 70,909,890,589,270.27
  5. Step 5: Solve for x
    x = 70,909,890,589,270.27/9,359,455.74
  6. Step 6: Final answer
    x = 7,576,283.56

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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.