Home / 61,972,974.72-85,545,728.28-53,236,084.68

Finding the Fourth Proportional to 61,972,974.72, 85,545,728.28 and 53,236,084.68

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Solution

The fourth proportional to 61,972,974.72, 85,545,728.28 and 53,236,084.68 is: 73,485,574.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,972,974.72 : 85,545,728.28 = 53,236,084.68 : x
  2. Step 2: Convert to fraction form
    61,972,974.72/85,545,728.28 = 53,236,084.68/x
  3. Step 3: Cross multiply
    61,972,974.72x = 85,545,728.28 × 53,236,084.68
  4. Step 4: Simplify right side
    61,972,974.72x = 4,554,119,634,726,351
  5. Step 5: Solve for x
    x = 4,554,119,634,726,351/61,972,974.72
  6. Step 6: Final answer
    x = 73,485,574.24

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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.