Home / 12,452,605.10-18,678,907.65-3,933,802.70

Finding the Fourth Proportional to 12,452,605.10, 18,678,907.65 and 3,933,802.70

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Solution

The fourth proportional to 12,452,605.10, 18,678,907.65 and 3,933,802.70 is: 5,900,704.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,452,605.10 : 18,678,907.65 = 3,933,802.70 : x
  2. Step 2: Convert to fraction form
    12,452,605.10/18,678,907.65 = 3,933,802.70/x
  3. Step 3: Cross multiply
    12,452,605.10x = 18,678,907.65 × 3,933,802.70
  4. Step 4: Simplify right side
    12,452,605.10x = 73,479,137,346,620.66
  5. Step 5: Solve for x
    x = 73,479,137,346,620.66/12,452,605.10
  6. Step 6: Final answer
    x = 5,900,704.05

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1.5x scale

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.