Home / 14,471,064.80-21,731,480.40-10,240,920.80

Finding the Fourth Proportional to 14,471,064.80, 21,731,480.40 and 10,240,920.80

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Solution

The fourth proportional to 14,471,064.80, 21,731,480.40 and 10,240,920.80 is: 15,378,990.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,471,064.80 : 21,731,480.40 = 10,240,920.80 : x
  2. Step 2: Convert to fraction form
    14,471,064.80/21,731,480.40 = 10,240,920.80/x
  3. Step 3: Cross multiply
    14,471,064.80x = 21,731,480.40 × 10,240,920.80
  4. Step 4: Simplify right side
    14,471,064.80x = 222,550,369,643,152.31
  5. Step 5: Solve for x
    x = 222,550,369,643,152.31/14,471,064.80
  6. Step 6: Final answer
    x = 15,378,990.61

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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.