Home / 37,208,113.20-55,819,619.80-20,836,679.40

Finding the Fourth Proportional to 37,208,113.20, 55,819,619.80 and 20,836,679.40

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Solution

The fourth proportional to 37,208,113.20, 55,819,619.80 and 20,836,679.40 is: 31,259,191.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,208,113.20 : 55,819,619.80 = 20,836,679.40 : x
  2. Step 2: Convert to fraction form
    37,208,113.20/55,819,619.80 = 20,836,679.40/x
  3. Step 3: Cross multiply
    37,208,113.20x = 55,819,619.80 × 20,836,679.40
  4. Step 4: Simplify right side
    37,208,113.20x = 1,163,095,522,002,492
  5. Step 5: Solve for x
    x = 1,163,095,522,002,492/37,208,113.20
  6. Step 6: Final answer
    x = 31,259,191.13

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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.