Home / 19,782,000.30-29,673,000.45-18,396,317.10

Finding the Fourth Proportional to 19,782,000.30, 29,673,000.45 and 18,396,317.10

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Solution

The fourth proportional to 19,782,000.30, 29,673,000.45 and 18,396,317.10 is: 27,594,475.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,782,000.30 : 29,673,000.45 = 18,396,317.10 : x
  2. Step 2: Convert to fraction form
    19,782,000.30/29,673,000.45 = 18,396,317.10/x
  3. Step 3: Cross multiply
    19,782,000.30x = 29,673,000.45 × 18,396,317.10
  4. Step 4: Simplify right side
    19,782,000.30x = 545,873,925,586,642.75
  5. Step 5: Solve for x
    x = 545,873,925,586,642.75/19,782,000.30
  6. Step 6: Final answer
    x = 27,594,475.65

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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.