Home / 25,771,346.76-38,657,253.42-7,820,450.76

Finding the Fourth Proportional to 25,771,346.76, 38,657,253.42 and 7,820,450.76

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Solution

The fourth proportional to 25,771,346.76, 38,657,253.42 and 7,820,450.76 is: 11,730,746.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,771,346.76 : 38,657,253.42 = 7,820,450.76 : x
  2. Step 2: Convert to fraction form
    25,771,346.76/38,657,253.42 = 7,820,450.76/x
  3. Step 3: Cross multiply
    25,771,346.76x = 38,657,253.42 × 7,820,450.76
  4. Step 4: Simplify right side
    25,771,346.76x = 302,317,146,887,951.62
  5. Step 5: Solve for x
    x = 302,317,146,887,951.62/25,771,346.76
  6. Step 6: Final answer
    x = 11,730,746.93

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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.