Home / 18,337,000.72-25,305,210.92-11,465,466.16

Finding the Fourth Proportional to 18,337,000.72, 25,305,210.92 and 11,465,466.16

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Solution

The fourth proportional to 18,337,000.72, 25,305,210.92 and 11,465,466.16 is: 15,822,437.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,337,000.72 : 25,305,210.92 = 11,465,466.16 : x
  2. Step 2: Convert to fraction form
    18,337,000.72/25,305,210.92 = 11,465,466.16/x
  3. Step 3: Cross multiply
    18,337,000.72x = 25,305,210.92 × 11,465,466.16
  4. Step 4: Simplify right side
    18,337,000.72x = 290,136,039,474,922.50
  5. Step 5: Solve for x
    x = 290,136,039,474,922.50/18,337,000.72
  6. Step 6: Final answer
    x = 15,822,437.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.