Home / 47,944,819.55-66,181,843.75-31,426,008.67

Finding the Fourth Proportional to 47,944,819.55, 66,181,843.75 and 31,426,008.67

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Solution

The fourth proportional to 47,944,819.55, 66,181,843.75 and 31,426,008.67 is: 43,379,685.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,944,819.55 : 66,181,843.75 = 31,426,008.67 : x
  2. Step 2: Convert to fraction form
    47,944,819.55/66,181,843.75 = 31,426,008.67/x
  3. Step 3: Cross multiply
    47,944,819.55x = 66,181,843.75 × 31,426,008.67
  4. Step 4: Simplify right side
    47,944,819.55x = 2,079,831,195,174,898.50
  5. Step 5: Solve for x
    x = 2,079,831,195,174,898.50/47,944,819.55
  6. Step 6: Final answer
    x = 43,379,685.53

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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.