Home / 31,898,015.30-47,842,357.35-9,176,543.30

Finding the Fourth Proportional to 31,898,015.30, 47,842,357.35 and 9,176,543.30

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Solution

The fourth proportional to 31,898,015.30, 47,842,357.35 and 9,176,543.30 is: 13,763,472.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,898,015.30 : 47,842,357.35 = 9,176,543.30 : x
  2. Step 2: Convert to fraction form
    31,898,015.30/47,842,357.35 = 9,176,543.30/x
  3. Step 3: Cross multiply
    31,898,015.30x = 47,842,357.35 × 9,176,543.30
  4. Step 4: Simplify right side
    31,898,015.30x = 439,027,463,796,348.31
  5. Step 5: Solve for x
    x = 439,027,463,796,348.31/31,898,015.30
  6. Step 6: Final answer
    x = 13,763,472.73

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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.