Home / 22,873,490.91-31,565,965.86-12,419,947.80

Finding the Fourth Proportional to 22,873,490.91, 31,565,965.86 and 12,419,947.80

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Solution

The fourth proportional to 22,873,490.91, 31,565,965.86 and 12,419,947.80 is: 17,139,825.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,873,490.91 : 31,565,965.86 = 12,419,947.80 : x
  2. Step 2: Convert to fraction form
    22,873,490.91/31,565,965.86 = 12,419,947.80/x
  3. Step 3: Cross multiply
    22,873,490.91x = 31,565,965.86 × 12,419,947.80
  4. Step 4: Simplify right side
    22,873,490.91x = 392,047,648,237,782.12
  5. Step 5: Solve for x
    x = 392,047,648,237,782.12/22,873,490.91
  6. Step 6: Final answer
    x = 17,139,825.74

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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.