Home / 53,448,547.80-80,172,821.70-39,843,658.20

Finding the Fourth Proportional to 53,448,547.80, 80,172,821.70 and 39,843,658.20

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Solution

The fourth proportional to 53,448,547.80, 80,172,821.70 and 39,843,658.20 is: 59,765,487.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,448,547.80 : 80,172,821.70 = 39,843,658.20 : x
  2. Step 2: Convert to fraction form
    53,448,547.80/80,172,821.70 = 39,843,658.20/x
  3. Step 3: Cross multiply
    53,448,547.80x = 80,172,821.70 × 39,843,658.20
  4. Step 4: Simplify right side
    53,448,547.80x = 3,194,378,504,744,343.50
  5. Step 5: Solve for x
    x = 3,194,378,504,744,343.50/53,448,547.80
  6. Step 6: Final answer
    x = 59,765,487.30

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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.