Home / 71,072,040.40-106,608,060.60-52,932,187.60

Finding the Fourth Proportional to 71,072,040.40, 106,608,060.60 and 52,932,187.60

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Solution

The fourth proportional to 71,072,040.40, 106,608,060.60 and 52,932,187.60 is: 79,398,281.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,072,040.40 : 106,608,060.60 = 52,932,187.60 : x
  2. Step 2: Convert to fraction form
    71,072,040.40/106,608,060.60 = 52,932,187.60/x
  3. Step 3: Cross multiply
    71,072,040.40x = 106,608,060.60 × 52,932,187.60
  4. Step 4: Simplify right side
    71,072,040.40x = 5,642,997,863,351,368
  5. Step 5: Solve for x
    x = 5,642,997,863,351,368/71,072,040.40
  6. Step 6: Final answer
    x = 79,398,281.40

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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.