Home / 38,364,292.60-52,942,104.30-20,960,263.24

Finding the Fourth Proportional to 38,364,292.60, 52,942,104.30 and 20,960,263.24

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Solution

The fourth proportional to 38,364,292.60, 52,942,104.30 and 20,960,263.24 is: 28,924,824.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,364,292.60 : 52,942,104.30 = 20,960,263.24 : x
  2. Step 2: Convert to fraction form
    38,364,292.60/52,942,104.30 = 20,960,263.24/x
  3. Step 3: Cross multiply
    38,364,292.60x = 52,942,104.30 × 20,960,263.24
  4. Step 4: Simplify right side
    38,364,292.60x = 1,109,680,442,607,535.75
  5. Step 5: Solve for x
    x = 1,109,680,442,607,535.75/38,364,292.60
  6. Step 6: Final answer
    x = 28,924,824.82

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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.