Home / 9,651,026.43-13,318,368.21-5,240,712.78

Finding the Fourth Proportional to 9,651,026.43, 13,318,368.21 and 5,240,712.78

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Solution

The fourth proportional to 9,651,026.43, 13,318,368.21 and 5,240,712.78 is: 7,232,157.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,651,026.43 : 13,318,368.21 = 5,240,712.78 : x
  2. Step 2: Convert to fraction form
    9,651,026.43/13,318,368.21 = 5,240,712.78/x
  3. Step 3: Cross multiply
    9,651,026.43x = 13,318,368.21 × 5,240,712.78
  4. Step 4: Simplify right side
    9,651,026.43x = 69,797,742,486,892.73
  5. Step 5: Solve for x
    x = 69,797,742,486,892.73/9,651,026.43
  6. Step 6: Final answer
    x = 7,232,157.43

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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.