Home / 18,432,002.70-27,648,004.05-16,640,412.30

Finding the Fourth Proportional to 18,432,002.70, 27,648,004.05 and 16,640,412.30

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Solution

The fourth proportional to 18,432,002.70, 27,648,004.05 and 16,640,412.30 is: 24,960,618.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,432,002.70 : 27,648,004.05 = 16,640,412.30 : x
  2. Step 2: Convert to fraction form
    18,432,002.70/27,648,004.05 = 16,640,412.30/x
  3. Step 3: Cross multiply
    18,432,002.70x = 27,648,004.05 × 16,640,412.30
  4. Step 4: Simplify right side
    18,432,002.70x = 460,074,186,664,069.88
  5. Step 5: Solve for x
    x = 460,074,186,664,069.88/18,432,002.70
  6. Step 6: Final answer
    x = 24,960,618.45

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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.