Home / 8,438,454.45-11,645,123.04-4,570,975.57

Finding the Fourth Proportional to 8,438,454.45, 11,645,123.04 and 4,570,975.57

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Solution

The fourth proportional to 8,438,454.45, 11,645,123.04 and 4,570,975.57 is: 6,307,976.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,438,454.45 : 11,645,123.04 = 4,570,975.57 : x
  2. Step 2: Convert to fraction form
    8,438,454.45/11,645,123.04 = 4,570,975.57/x
  3. Step 3: Cross multiply
    8,438,454.45x = 11,645,123.04 × 4,570,975.57
  4. Step 4: Simplify right side
    8,438,454.45x = 53,229,572,944,531.05
  5. Step 5: Solve for x
    x = 53,229,572,944,531.05/8,438,454.45
  6. Step 6: Final answer
    x = 6,307,976.57

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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.