Home / 9,861,312.80-13,608,350.60-5,510,434.85

Finding the Fourth Proportional to 9,861,312.80, 13,608,350.60 and 5,510,434.85

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Solution

The fourth proportional to 9,861,312.80, 13,608,350.60 and 5,510,434.85 is: 7,604,254.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,861,312.80 : 13,608,350.60 = 5,510,434.85 : x
  2. Step 2: Convert to fraction form
    9,861,312.80/13,608,350.60 = 5,510,434.85/x
  3. Step 3: Cross multiply
    9,861,312.80x = 13,608,350.60 × 5,510,434.85
  4. Step 4: Simplify right side
    9,861,312.80x = 74,987,929,466,173.14
  5. Step 5: Solve for x
    x = 74,987,929,466,173.14/9,861,312.80
  6. Step 6: Final answer
    x = 7,604,254.22

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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.