Home / 62,038,888.60-85,557,932.76-38,836,130.80

Finding the Fourth Proportional to 62,038,888.60, 85,557,932.76 and 38,836,130.80

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Solution

The fourth proportional to 62,038,888.60, 85,557,932.76 and 38,836,130.80 is: 53,558,971.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,038,888.60 : 85,557,932.76 = 38,836,130.80 : x
  2. Step 2: Convert to fraction form
    62,038,888.60/85,557,932.76 = 38,836,130.80/x
  3. Step 3: Cross multiply
    62,038,888.60x = 85,557,932.76 × 38,836,130.80
  4. Step 4: Simplify right side
    62,038,888.60x = 3,322,739,067,644,965
  5. Step 5: Solve for x
    x = 3,322,739,067,644,965/62,038,888.60
  6. Step 6: Final answer
    x = 53,558,971.52

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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.