Home / 18,071,154.80-27,028,000.20-16,165,840.40

Finding the Fourth Proportional to 18,071,154.80, 27,028,000.20 and 16,165,840.40

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Solution

The fourth proportional to 18,071,154.80, 27,028,000.20 and 16,165,840.40 is: 24,178,329.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,071,154.80 : 27,028,000.20 = 16,165,840.40 : x
  2. Step 2: Convert to fraction form
    18,071,154.80/27,028,000.20 = 16,165,840.40/x
  3. Step 3: Cross multiply
    18,071,154.80x = 27,028,000.20 × 16,165,840.40
  4. Step 4: Simplify right side
    18,071,154.80x = 436,930,337,564,368.06
  5. Step 5: Solve for x
    x = 436,930,337,564,368.06/18,071,154.80
  6. Step 6: Final answer
    x = 24,178,329.63

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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.