Home / 48,051,426.25-66,257,833.98-30,620,161.45

Finding the Fourth Proportional to 48,051,426.25, 66,257,833.98 and 30,620,161.45

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Solution

The fourth proportional to 48,051,426.25, 66,257,833.98 and 30,620,161.45 is: 42,221,963.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,051,426.25 : 66,257,833.98 = 30,620,161.45 : x
  2. Step 2: Convert to fraction form
    48,051,426.25/66,257,833.98 = 30,620,161.45/x
  3. Step 3: Cross multiply
    48,051,426.25x = 66,257,833.98 × 30,620,161.45
  4. Step 4: Simplify right side
    48,051,426.25x = 2,028,825,573,794,896
  5. Step 5: Solve for x
    x = 2,028,825,573,794,896/48,051,426.25
  6. Step 6: Final answer
    x = 42,221,963.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.