Home / 26,959,805.20-40,439,707.80-15,480,679.60

Finding the Fourth Proportional to 26,959,805.20, 40,439,707.80 and 15,480,679.60

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Solution

The fourth proportional to 26,959,805.20, 40,439,707.80 and 15,480,679.60 is: 23,221,019.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,959,805.20 : 40,439,707.80 = 15,480,679.60 : x
  2. Step 2: Convert to fraction form
    26,959,805.20/40,439,707.80 = 15,480,679.60/x
  3. Step 3: Cross multiply
    26,959,805.20x = 40,439,707.80 × 15,480,679.60
  4. Step 4: Simplify right side
    26,959,805.20x = 626,034,159,569,420.88
  5. Step 5: Solve for x
    x = 626,034,159,569,420.88/26,959,805.20
  6. Step 6: Final answer
    x = 23,221,019.40

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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.