Home / 51,276,593.76-70,750,387.33-30,358,239.67

Finding the Fourth Proportional to 51,276,593.76, 70,750,387.33 and 30,358,239.67

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Solution

The fourth proportional to 51,276,593.76, 70,750,387.33 and 30,358,239.67 is: 41,887,673.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,276,593.76 : 70,750,387.33 = 30,358,239.67 : x
  2. Step 2: Convert to fraction form
    51,276,593.76/70,750,387.33 = 30,358,239.67/x
  3. Step 3: Cross multiply
    51,276,593.76x = 70,750,387.33 × 30,358,239.67
  4. Step 4: Simplify right side
    51,276,593.76x = 2,147,857,215,309,471.50
  5. Step 5: Solve for x
    x = 2,147,857,215,309,471.50/51,276,593.76
  6. Step 6: Final answer
    x = 41,887,673.46

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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.