Home / 9,074,266.90-12,523,370.79-6,778,441.78

Finding the Fourth Proportional to 9,074,266.90, 12,523,370.79 and 6,778,441.78

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Solution

The fourth proportional to 9,074,266.90, 12,523,370.79 and 6,778,441.78 is: 9,354,908.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,074,266.90 : 12,523,370.79 = 6,778,441.78 : x
  2. Step 2: Convert to fraction form
    9,074,266.90/12,523,370.79 = 6,778,441.78/x
  3. Step 3: Cross multiply
    9,074,266.90x = 12,523,370.79 × 6,778,441.78
  4. Step 4: Simplify right side
    9,074,266.90x = 84,888,939,789,367.61
  5. Step 5: Solve for x
    x = 84,888,939,789,367.61/9,074,266.90
  6. Step 6: Final answer
    x = 9,354,908.86

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1.5x scale

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.