Home / 31,984,694.64-47,977,182.56-10,125,181.31

Finding the Fourth Proportional to 31,984,694.64, 47,977,182.56 and 10,125,181.31

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Solution

The fourth proportional to 31,984,694.64, 47,977,182.56 and 10,125,181.31 is: 15,187,816.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,984,694.64 : 47,977,182.56 = 10,125,181.31 : x
  2. Step 2: Convert to fraction form
    31,984,694.64/47,977,182.56 = 10,125,181.31/x
  3. Step 3: Cross multiply
    31,984,694.64x = 47,977,182.56 × 10,125,181.31
  4. Step 4: Simplify right side
    31,984,694.64x = 485,777,671,872,458.12
  5. Step 5: Solve for x
    x = 485,777,671,872,458.12/31,984,694.64
  6. Step 6: Final answer
    x = 15,187,816.46

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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.