Home / 55,606,996.92-76,736,570.22-30,488,806.20

Finding the Fourth Proportional to 55,606,996.92, 76,736,570.22 and 30,488,806.20

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Solution

The fourth proportional to 55,606,996.92, 76,736,570.22 and 30,488,806.20 is: 42,073,957.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,606,996.92 : 76,736,570.22 = 30,488,806.20 : x
  2. Step 2: Convert to fraction form
    55,606,996.92/76,736,570.22 = 30,488,806.20/x
  3. Step 3: Cross multiply
    55,606,996.92x = 76,736,570.22 × 30,488,806.20
  4. Step 4: Simplify right side
    55,606,996.92x = 2,339,606,417,890,271.50
  5. Step 5: Solve for x
    x = 2,339,606,417,890,271.50/55,606,996.92
  6. Step 6: Final answer
    x = 42,073,957.37

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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.