Home / 15,549,272.27-21,465,764.35-9,670,801.25

Finding the Fourth Proportional to 15,549,272.27, 21,465,764.35 and 9,670,801.25

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Solution

The fourth proportional to 15,549,272.27, 21,465,764.35 and 9,670,801.25 is: 13,350,537.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,549,272.27 : 21,465,764.35 = 9,670,801.25 : x
  2. Step 2: Convert to fraction form
    15,549,272.27/21,465,764.35 = 9,670,801.25/x
  3. Step 3: Cross multiply
    15,549,272.27x = 21,465,764.35 × 9,670,801.25
  4. Step 4: Simplify right side
    15,549,272.27x = 207,591,140,659,831.41
  5. Step 5: Solve for x
    x = 207,591,140,659,831.41/15,549,272.27
  6. Step 6: Final answer
    x = 13,350,537.38

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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.