Home / 91,681,750.44-126,513,255.78-53,999,040.60

Finding the Fourth Proportional to 91,681,750.44, 126,513,255.78 and 53,999,040.60

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Solution

The fourth proportional to 91,681,750.44, 126,513,255.78 and 53,999,040.60 is: 74,514,223.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,681,750.44 : 126,513,255.78 = 53,999,040.60 : x
  2. Step 2: Convert to fraction form
    91,681,750.44/126,513,255.78 = 53,999,040.60/x
  3. Step 3: Cross multiply
    91,681,750.44x = 126,513,255.78 × 53,999,040.60
  4. Step 4: Simplify right side
    91,681,750.44x = 6,831,594,435,302,405
  5. Step 5: Solve for x
    x = 6,831,594,435,302,405/91,681,750.44
  6. Step 6: Final answer
    x = 74,514,223.41

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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.