Home / 7,275,045.90-10,912,568.16-4,080,421.17

Finding the Fourth Proportional to 7,275,045.90, 10,912,568.16 and 4,080,421.17

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Solution

The fourth proportional to 7,275,045.90, 10,912,568.16 and 4,080,421.17 is: 6,120,631.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,275,045.90 : 10,912,568.16 = 4,080,421.17 : x
  2. Step 2: Convert to fraction form
    7,275,045.90/10,912,568.16 = 4,080,421.17/x
  3. Step 3: Cross multiply
    7,275,045.90x = 10,912,568.16 × 4,080,421.17
  4. Step 4: Simplify right side
    7,275,045.90x = 44,527,874,139,131.95
  5. Step 5: Solve for x
    x = 44,527,874,139,131.95/7,275,045.90
  6. Step 6: Final answer
    x = 6,120,631.37

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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.