Home / 47,159,818.82-70,739,728.23-13,081,164.69

Finding the Fourth Proportional to 47,159,818.82, 70,739,728.23 and 13,081,164.69

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Solution

The fourth proportional to 47,159,818.82, 70,739,728.23 and 13,081,164.69 is: 19,621,747.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,159,818.82 : 70,739,728.23 = 13,081,164.69 : x
  2. Step 2: Convert to fraction form
    47,159,818.82/70,739,728.23 = 13,081,164.69/x
  3. Step 3: Cross multiply
    47,159,818.82x = 70,739,728.23 × 13,081,164.69
  4. Step 4: Simplify right side
    47,159,818.82x = 925,358,035,102,472.25
  5. Step 5: Solve for x
    x = 925,358,035,102,472.25/47,159,818.82
  6. Step 6: Final answer
    x = 19,621,747.04

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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.