Home / 84,194,871.59-126,296,834.65-26,691,626.79

Finding the Fourth Proportional to 84,194,871.59, 126,296,834.65 and 26,691,626.79

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Solution

The fourth proportional to 84,194,871.59, 126,296,834.65 and 26,691,626.79 is: 40,038,875.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,194,871.59 : 126,296,834.65 = 26,691,626.79 : x
  2. Step 2: Convert to fraction form
    84,194,871.59/126,296,834.65 = 26,691,626.79/x
  3. Step 3: Cross multiply
    84,194,871.59x = 126,296,834.65 × 26,691,626.79
  4. Step 4: Simplify right side
    84,194,871.59x = 3,371,067,975,169,411
  5. Step 5: Solve for x
    x = 3,371,067,975,169,411/84,194,871.59
  6. Step 6: Final answer
    x = 40,038,875.43

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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.