Home / 19,312,832.20-28,969,248.30-19,014,233.80

Finding the Fourth Proportional to 19,312,832.20, 28,969,248.30 and 19,014,233.80

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Solution

The fourth proportional to 19,312,832.20, 28,969,248.30 and 19,014,233.80 is: 28,521,350.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,312,832.20 : 28,969,248.30 = 19,014,233.80 : x
  2. Step 2: Convert to fraction form
    19,312,832.20/28,969,248.30 = 19,014,233.80/x
  3. Step 3: Cross multiply
    19,312,832.20x = 28,969,248.30 × 19,014,233.80
  4. Step 4: Simplify right side
    19,312,832.20x = 550,828,060,186,452.56
  5. Step 5: Solve for x
    x = 550,828,060,186,452.56/19,312,832.20
  6. Step 6: Final answer
    x = 28,521,350.70

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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.