Home / 5,301,811.60-7,952,717.40-4,891,238.80

Finding the Fourth Proportional to 5,301,811.60, 7,952,717.40 and 4,891,238.80

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Solution

The fourth proportional to 5,301,811.60, 7,952,717.40 and 4,891,238.80 is: 7,336,858.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,301,811.60 : 7,952,717.40 = 4,891,238.80 : x
  2. Step 2: Convert to fraction form
    5,301,811.60/7,952,717.40 = 4,891,238.80/x
  3. Step 3: Cross multiply
    5,301,811.60x = 7,952,717.40 × 4,891,238.80
  4. Step 4: Simplify right side
    5,301,811.60x = 38,898,639,912,315.12
  5. Step 5: Solve for x
    x = 38,898,639,912,315.12/5,301,811.60
  6. Step 6: Final answer
    x = 7,336,858.20

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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.