Home / 71,097,094.59-98,109,034.85-40,151,285.16

Finding the Fourth Proportional to 71,097,094.59, 98,109,034.85 and 40,151,285.16

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Solution

The fourth proportional to 71,097,094.59, 98,109,034.85 and 40,151,285.16 is: 55,405,974.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,097,094.59 : 98,109,034.85 = 40,151,285.16 : x
  2. Step 2: Convert to fraction form
    71,097,094.59/98,109,034.85 = 40,151,285.16/x
  3. Step 3: Cross multiply
    71,097,094.59x = 98,109,034.85 × 40,151,285.16
  4. Step 4: Simplify right side
    71,097,094.59x = 3,939,203,834,833,971
  5. Step 5: Solve for x
    x = 3,939,203,834,833,971/71,097,094.59
  6. Step 6: Final answer
    x = 55,405,974.85

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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.