Home / 19,541,964.80-29,312,947.20-14,440,131.20

Finding the Fourth Proportional to 19,541,964.80, 29,312,947.20 and 14,440,131.20

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Solution

The fourth proportional to 19,541,964.80, 29,312,947.20 and 14,440,131.20 is: 21,660,196.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,541,964.80 : 29,312,947.20 = 14,440,131.20 : x
  2. Step 2: Convert to fraction form
    19,541,964.80/29,312,947.20 = 14,440,131.20/x
  3. Step 3: Cross multiply
    19,541,964.80x = 29,312,947.20 × 14,440,131.20
  4. Step 4: Simplify right side
    19,541,964.80x = 423,282,803,426,672.62
  5. Step 5: Solve for x
    x = 423,282,803,426,672.62/19,541,964.80
  6. Step 6: Final answer
    x = 21,660,196.80

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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.