Home / 18,436,511.40-27,654,767.10-4,974,700.20

Finding the Fourth Proportional to 18,436,511.40, 27,654,767.10 and 4,974,700.20

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Solution

The fourth proportional to 18,436,511.40, 27,654,767.10 and 4,974,700.20 is: 7,462,050.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,436,511.40 : 27,654,767.10 = 4,974,700.20 : x
  2. Step 2: Convert to fraction form
    18,436,511.40/27,654,767.10 = 4,974,700.20/x
  3. Step 3: Cross multiply
    18,436,511.40x = 27,654,767.10 × 4,974,700.20
  4. Step 4: Simplify right side
    18,436,511.40x = 137,574,175,423,323.44
  5. Step 5: Solve for x
    x = 137,574,175,423,323.44/18,436,511.40
  6. Step 6: Final answer
    x = 7,462,050.30

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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.