Home / 19,191,041.80-28,744,572.30-16,671,617.80

Finding the Fourth Proportional to 19,191,041.80, 28,744,572.30 and 16,671,617.80

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Solution

The fourth proportional to 19,191,041.80, 28,744,572.30 and 16,671,617.80 is: 24,970,948.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,191,041.80 : 28,744,572.30 = 16,671,617.80 : x
  2. Step 2: Convert to fraction form
    19,191,041.80/28,744,572.30 = 16,671,617.80/x
  3. Step 3: Cross multiply
    19,191,041.80x = 28,744,572.30 × 16,671,617.80
  4. Step 4: Simplify right side
    19,191,041.80x = 479,218,523,210,067
  5. Step 5: Solve for x
    x = 479,218,523,210,067/19,191,041.80
  6. Step 6: Final answer
    x = 24,970,948.85

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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.