Home / 15,795,324.80-23,692,987.20-8,221,306.40

Finding the Fourth Proportional to 15,795,324.80, 23,692,987.20 and 8,221,306.40

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Solution

The fourth proportional to 15,795,324.80, 23,692,987.20 and 8,221,306.40 is: 12,331,959.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,795,324.80 : 23,692,987.20 = 8,221,306.40 : x
  2. Step 2: Convert to fraction form
    15,795,324.80/23,692,987.20 = 8,221,306.40/x
  3. Step 3: Cross multiply
    15,795,324.80x = 23,692,987.20 × 8,221,306.40
  4. Step 4: Simplify right side
    15,795,324.80x = 194,787,307,302,478.09
  5. Step 5: Solve for x
    x = 194,787,307,302,478.09/15,795,324.80
  6. Step 6: Final answer
    x = 12,331,959.60

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1.5x scale

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.