Home / 9,712,636.32-13,403,086.84-5,361,629.22

Finding the Fourth Proportional to 9,712,636.32, 13,403,086.84 and 5,361,629.22

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Solution

The fourth proportional to 9,712,636.32, 13,403,086.84 and 5,361,629.22 is: 7,398,854.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,712,636.32 : 13,403,086.84 = 5,361,629.22 : x
  2. Step 2: Convert to fraction form
    9,712,636.32/13,403,086.84 = 5,361,629.22/x
  3. Step 3: Cross multiply
    9,712,636.32x = 13,403,086.84 × 5,361,629.22
  4. Step 4: Simplify right side
    9,712,636.32x = 71,862,382,046,243.50
  5. Step 5: Solve for x
    x = 71,862,382,046,243.50/9,712,636.32
  6. Step 6: Final answer
    x = 7,398,854.40

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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.