Home / 34,215,729-47,206,080.90-19,520,838.60

Finding the Fourth Proportional to 34,215,729, 47,206,080.90 and 19,520,838.60

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Solution

The fourth proportional to 34,215,729, 47,206,080.90 and 19,520,838.60 is: 26,932,124.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,215,729 : 47,206,080.90 = 19,520,838.60 : x
  2. Step 2: Convert to fraction form
    34,215,729/47,206,080.90 = 19,520,838.60/x
  3. Step 3: Cross multiply
    34,215,729x = 47,206,080.90 × 19,520,838.60
  4. Step 4: Simplify right side
    34,215,729x = 921,502,286,187,442.75
  5. Step 5: Solve for x
    x = 921,502,286,187,442.75/34,215,729
  6. Step 6: Final answer
    x = 26,932,124.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.