Home / 60,686,935.20-91,114,383.60-47,921,853.60

Finding the Fourth Proportional to 60,686,935.20, 91,114,383.60 and 47,921,853.60

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Solution

The fourth proportional to 60,686,935.20, 91,114,383.60 and 47,921,853.60 is: 71,949,096.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,686,935.20 : 91,114,383.60 = 47,921,853.60 : x
  2. Step 2: Convert to fraction form
    60,686,935.20/91,114,383.60 = 47,921,853.60/x
  3. Step 3: Cross multiply
    60,686,935.20x = 91,114,383.60 × 47,921,853.60
  4. Step 4: Simplify right side
    60,686,935.20x = 4,366,370,151,733,441
  5. Step 5: Solve for x
    x = 4,366,370,151,733,441/60,686,935.20
  6. Step 6: Final answer
    x = 71,949,096.41

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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.