Home / 31,591,392.54-47,387,089.35-7,656,864.54

Finding the Fourth Proportional to 31,591,392.54, 47,387,089.35 and 7,656,864.54

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Solution

The fourth proportional to 31,591,392.54, 47,387,089.35 and 7,656,864.54 is: 11,485,296.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,591,392.54 : 47,387,089.35 = 7,656,864.54 : x
  2. Step 2: Convert to fraction form
    31,591,392.54/47,387,089.35 = 7,656,864.54/x
  3. Step 3: Cross multiply
    31,591,392.54x = 47,387,089.35 × 7,656,864.54
  4. Step 4: Simplify right side
    31,591,392.54x = 362,836,524,097,826.69
  5. Step 5: Solve for x
    x = 362,836,524,097,826.69/31,591,392.54
  6. Step 6: Final answer
    x = 11,485,296.94

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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.