Home / 9,712,635.76-13,403,086.08-5,361,628.66

Finding the Fourth Proportional to 9,712,635.76, 13,403,086.08 and 5,361,628.66

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Solution

The fourth proportional to 9,712,635.76, 13,403,086.08 and 5,361,628.66 is: 7,398,853.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,712,635.76 : 13,403,086.08 = 5,361,628.66 : x
  2. Step 2: Convert to fraction form
    9,712,635.76/13,403,086.08 = 5,361,628.66/x
  3. Step 3: Cross multiply
    9,712,635.76x = 13,403,086.08 × 5,361,628.66
  4. Step 4: Simplify right side
    9,712,635.76x = 71,862,370,405,361.22
  5. Step 5: Solve for x
    x = 71,862,370,405,361.22/9,712,635.76
  6. Step 6: Final answer
    x = 7,398,853.63

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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.