Home / 56,190,923.20-84,286,384.80-36,791,358.40

Finding the Fourth Proportional to 56,190,923.20, 84,286,384.80 and 36,791,358.40

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Solution

The fourth proportional to 56,190,923.20, 84,286,384.80 and 36,791,358.40 is: 55,187,037.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,190,923.20 : 84,286,384.80 = 36,791,358.40 : x
  2. Step 2: Convert to fraction form
    56,190,923.20/84,286,384.80 = 36,791,358.40/x
  3. Step 3: Cross multiply
    56,190,923.20x = 84,286,384.80 × 36,791,358.40
  4. Step 4: Simplify right side
    56,190,923.20x = 3,101,010,591,417,112
  5. Step 5: Solve for x
    x = 3,101,010,591,417,112/56,190,923.20
  6. Step 6: Final answer
    x = 55,187,037.60

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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.