Home / 18,144,731.80-27,217,097.70-9,074,805.40

Finding the Fourth Proportional to 18,144,731.80, 27,217,097.70 and 9,074,805.40

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Solution

The fourth proportional to 18,144,731.80, 27,217,097.70 and 9,074,805.40 is: 13,612,208.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,144,731.80 : 27,217,097.70 = 9,074,805.40 : x
  2. Step 2: Convert to fraction form
    18,144,731.80/27,217,097.70 = 9,074,805.40/x
  3. Step 3: Cross multiply
    18,144,731.80x = 27,217,097.70 × 9,074,805.40
  4. Step 4: Simplify right side
    18,144,731.80x = 246,989,865,180,287.59
  5. Step 5: Solve for x
    x = 246,989,865,180,287.59/18,144,731.80
  6. Step 6: Final answer
    x = 13,612,208.10

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1.5x scale

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.