Home / 84,409,717.86-126,548,429.76-33,329,970.90

Finding the Fourth Proportional to 84,409,717.86, 126,548,429.76 and 33,329,970.90

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Solution

The fourth proportional to 84,409,717.86, 126,548,429.76 and 33,329,970.90 is: 49,968,837.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,409,717.86 : 126,548,429.76 = 33,329,970.90 : x
  2. Step 2: Convert to fraction form
    84,409,717.86/126,548,429.76 = 33,329,970.90/x
  3. Step 3: Cross multiply
    84,409,717.86x = 126,548,429.76 × 33,329,970.90
  4. Step 4: Simplify right side
    84,409,717.86x = 4,217,855,481,341,494
  5. Step 5: Solve for x
    x = 4,217,855,481,341,494/84,409,717.86
  6. Step 6: Final answer
    x = 49,968,837.57

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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.