Home / 6,911,561.24-10,366,160.34-1,861,690.76

Finding the Fourth Proportional to 6,911,561.24, 10,366,160.34 and 1,861,690.76

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Solution

The fourth proportional to 6,911,561.24, 10,366,160.34 and 1,861,690.76 is: 2,792,217.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,911,561.24 : 10,366,160.34 = 1,861,690.76 : x
  2. Step 2: Convert to fraction form
    6,911,561.24/10,366,160.34 = 1,861,690.76/x
  3. Step 3: Cross multiply
    6,911,561.24x = 10,366,160.34 × 1,861,690.76
  4. Step 4: Simplify right side
    6,911,561.24x = 19,298,584,921,656.46
  5. Step 5: Solve for x
    x = 19,298,584,921,656.46/6,911,561.24
  6. Step 6: Final answer
    x = 2,792,217.89

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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.