Home / 38,376,102.60-57,557,848.59-13,778,937.36

Finding the Fourth Proportional to 38,376,102.60, 57,557,848.59 and 13,778,937.36

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Solution

The fourth proportional to 38,376,102.60, 57,557,848.59 and 13,778,937.36 is: 20,666,142.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,376,102.60 : 57,557,848.59 = 13,778,937.36 : x
  2. Step 2: Convert to fraction form
    38,376,102.60/57,557,848.59 = 13,778,937.36/x
  3. Step 3: Cross multiply
    38,376,102.60x = 57,557,848.59 × 13,778,937.36
  4. Step 4: Simplify right side
    38,376,102.60x = 793,085,990,297,974.38
  5. Step 5: Solve for x
    x = 793,085,990,297,974.38/38,376,102.60
  6. Step 6: Final answer
    x = 20,666,142.12

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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.