Home / 6,428,159.10-8,870,968.44-3,527,819.82

Finding the Fourth Proportional to 6,428,159.10, 8,870,968.44 and 3,527,819.82

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Solution

The fourth proportional to 6,428,159.10, 8,870,968.44 and 3,527,819.82 is: 4,868,451.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,428,159.10 : 8,870,968.44 = 3,527,819.82 : x
  2. Step 2: Convert to fraction form
    6,428,159.10/8,870,968.44 = 3,527,819.82/x
  3. Step 3: Cross multiply
    6,428,159.10x = 8,870,968.44 × 3,527,819.82
  4. Step 4: Simplify right side
    6,428,159.10x = 31,295,178,285,226.48
  5. Step 5: Solve for x
    x = 31,295,178,285,226.48/6,428,159.10
  6. Step 6: Final answer
    x = 4,868,451.11

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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.