Home / 27,153,014.20-40,729,521.30-15,673,888.60

Finding the Fourth Proportional to 27,153,014.20, 40,729,521.30 and 15,673,888.60

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Solution

The fourth proportional to 27,153,014.20, 40,729,521.30 and 15,673,888.60 is: 23,510,832.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,153,014.20 : 40,729,521.30 = 15,673,888.60 : x
  2. Step 2: Convert to fraction form
    27,153,014.20/40,729,521.30 = 15,673,888.60/x
  3. Step 3: Cross multiply
    27,153,014.20x = 40,729,521.30 × 15,673,888.60
  4. Step 4: Simplify right side
    27,153,014.20x = 638,389,979,587,527.12
  5. Step 5: Solve for x
    x = 638,389,979,587,527.12/27,153,014.20
  6. Step 6: Final answer
    x = 23,510,832.90

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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.