Home / 27,153,018.20-40,729,527.30-15,673,892.60

Finding the Fourth Proportional to 27,153,018.20, 40,729,527.30 and 15,673,892.60

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Solution

The fourth proportional to 27,153,018.20, 40,729,527.30 and 15,673,892.60 is: 23,510,838.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,153,018.20 : 40,729,527.30 = 15,673,892.60 : x
  2. Step 2: Convert to fraction form
    27,153,018.20/40,729,527.30 = 15,673,892.60/x
  3. Step 3: Cross multiply
    27,153,018.20x = 40,729,527.30 × 15,673,892.60
  4. Step 4: Simplify right side
    27,153,018.20x = 638,390,236,548,967.88
  5. Step 5: Solve for x
    x = 638,390,236,548,967.88/27,153,018.20
  6. Step 6: Final answer
    x = 23,510,838.90

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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.