Home / 66,184,763.72-99,277,174.74-20,750,101.16

Finding the Fourth Proportional to 66,184,763.72, 99,277,174.74 and 20,750,101.16

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Solution

The fourth proportional to 66,184,763.72, 99,277,174.74 and 20,750,101.16 is: 31,125,160.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,184,763.72 : 99,277,174.74 = 20,750,101.16 : x
  2. Step 2: Convert to fraction form
    66,184,763.72/99,277,174.74 = 20,750,101.16/x
  3. Step 3: Cross multiply
    66,184,763.72x = 99,277,174.74 × 20,750,101.16
  4. Step 4: Simplify right side
    66,184,763.72x = 2,060,011,418,733,996.50
  5. Step 5: Solve for x
    x = 2,060,011,418,733,996.50/66,184,763.72
  6. Step 6: Final answer
    x = 31,125,160.88

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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.