Home / 18,364,634.20-27,547,988.10-5,585,555.80

Finding the Fourth Proportional to 18,364,634.20, 27,547,988.10 and 5,585,555.80

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Solution

The fourth proportional to 18,364,634.20, 27,547,988.10 and 5,585,555.80 is: 8,378,649.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,364,634.20 : 27,547,988.10 = 5,585,555.80 : x
  2. Step 2: Convert to fraction form
    18,364,634.20/27,547,988.10 = 5,585,555.80/x
  3. Step 3: Cross multiply
    18,364,634.20x = 27,547,988.10 × 5,585,555.80
  4. Step 4: Simplify right side
    18,364,634.20x = 153,870,824,710,285.97
  5. Step 5: Solve for x
    x = 153,870,824,710,285.97/18,364,634.20
  6. Step 6: Final answer
    x = 8,378,649.04

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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.