Home / 17,083,407.60-25,625,111.40-9,120,783.60

Finding the Fourth Proportional to 17,083,407.60, 25,625,111.40 and 9,120,783.60

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Solution

The fourth proportional to 17,083,407.60, 25,625,111.40 and 9,120,783.60 is: 13,681,175.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,083,407.60 : 25,625,111.40 = 9,120,783.60 : x
  2. Step 2: Convert to fraction form
    17,083,407.60/25,625,111.40 = 9,120,783.60/x
  3. Step 3: Cross multiply
    17,083,407.60x = 25,625,111.40 × 9,120,783.60
  4. Step 4: Simplify right side
    17,083,407.60x = 233,721,095,805,293.03
  5. Step 5: Solve for x
    x = 233,721,095,805,293.03/17,083,407.60
  6. Step 6: Final answer
    x = 13,681,175.40

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.