Home / 6,911,581.72-10,366,191.60-1,861,711.24

Finding the Fourth Proportional to 6,911,581.72, 10,366,191.60 and 1,861,711.24

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Solution

The fourth proportional to 6,911,581.72, 10,366,191.60 and 1,861,711.24 is: 2,792,248.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,911,581.72 : 10,366,191.60 = 1,861,711.24 : x
  2. Step 2: Convert to fraction form
    6,911,581.72/10,366,191.60 = 1,861,711.24/x
  3. Step 3: Cross multiply
    6,911,581.72x = 10,366,191.60 × 1,861,711.24
  4. Step 4: Simplify right side
    6,911,581.72x = 19,298,855,417,713.58
  5. Step 5: Solve for x
    x = 19,298,855,417,713.58/6,911,581.72
  6. Step 6: Final answer
    x = 2,792,248.75

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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.