Home / 64,230,081.72-88,570,512.30-38,119,554.96

Finding the Fourth Proportional to 64,230,081.72, 88,570,512.30 and 38,119,554.96

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Solution

The fourth proportional to 64,230,081.72, 88,570,512.30 and 38,119,554.96 is: 52,565,222.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,230,081.72 : 88,570,512.30 = 38,119,554.96 : x
  2. Step 2: Convert to fraction form
    64,230,081.72/88,570,512.30 = 38,119,554.96/x
  3. Step 3: Cross multiply
    64,230,081.72x = 88,570,512.30 × 38,119,554.96
  4. Step 4: Simplify right side
    64,230,081.72x = 3,376,268,511,455,206
  5. Step 5: Solve for x
    x = 3,376,268,511,455,206/64,230,081.72
  6. Step 6: Final answer
    x = 52,565,222.11

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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.