Home / 5,011,503.72-6,915,925.86-2,719,684.20

Finding the Fourth Proportional to 5,011,503.72, 6,915,925.86 and 2,719,684.20

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Solution

The fourth proportional to 5,011,503.72, 6,915,925.86 and 2,719,684.20 is: 3,753,191.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,011,503.72 : 6,915,925.86 = 2,719,684.20 : x
  2. Step 2: Convert to fraction form
    5,011,503.72/6,915,925.86 = 2,719,684.20/x
  3. Step 3: Cross multiply
    5,011,503.72x = 6,915,925.86 × 2,719,684.20
  4. Step 4: Simplify right side
    5,011,503.72x = 18,809,134,289,813.41
  5. Step 5: Solve for x
    x = 18,809,134,289,813.41/5,011,503.72
  6. Step 6: Final answer
    x = 3,753,191.72

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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.