Home / 38,967,038.20-58,458,851.70-12,043,415.80

Finding the Fourth Proportional to 38,967,038.20, 58,458,851.70 and 12,043,415.80

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Solution

The fourth proportional to 38,967,038.20, 58,458,851.70 and 12,043,415.80 is: 18,067,687.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,967,038.20 : 58,458,851.70 = 12,043,415.80 : x
  2. Step 2: Convert to fraction form
    38,967,038.20/58,458,851.70 = 12,043,415.80/x
  3. Step 3: Cross multiply
    38,967,038.20x = 58,458,851.70 × 12,043,415.80
  4. Step 4: Simplify right side
    38,967,038.20x = 704,044,258,213,637
  5. Step 5: Solve for x
    x = 704,044,258,213,637/38,967,038.20
  6. Step 6: Final answer
    x = 18,067,687.22

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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.