Home / 12,524,708-18,781,140.36-4,851,946.40

Finding the Fourth Proportional to 12,524,708, 18,781,140.36 and 4,851,946.40

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Solution

The fourth proportional to 12,524,708, 18,781,140.36 and 4,851,946.40 is: 7,275,625.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,524,708 : 18,781,140.36 = 4,851,946.40 : x
  2. Step 2: Convert to fraction form
    12,524,708/18,781,140.36 = 4,851,946.40/x
  3. Step 3: Cross multiply
    12,524,708x = 18,781,140.36 × 4,851,946.40
  4. Step 4: Simplify right side
    12,524,708x = 91,125,086,357,596.70
  5. Step 5: Solve for x
    x = 91,125,086,357,596.70/12,524,708
  6. Step 6: Final answer
    x = 7,275,625.62

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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.