Home / 14,254,694.20-21,382,041.30-14,042,117.80

Finding the Fourth Proportional to 14,254,694.20, 21,382,041.30 and 14,042,117.80

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Solution

The fourth proportional to 14,254,694.20, 21,382,041.30 and 14,042,117.80 is: 21,063,176.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,254,694.20 : 21,382,041.30 = 14,042,117.80 : x
  2. Step 2: Convert to fraction form
    14,254,694.20/21,382,041.30 = 14,042,117.80/x
  3. Step 3: Cross multiply
    14,254,694.20x = 21,382,041.30 × 14,042,117.80
  4. Step 4: Simplify right side
    14,254,694.20x = 300,249,142,739,065.19
  5. Step 5: Solve for x
    x = 300,249,142,739,065.19/14,254,694.20
  6. Step 6: Final answer
    x = 21,063,176.70

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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.