Home / 19,191,053.80-28,744,590.30-16,671,629.80

Finding the Fourth Proportional to 19,191,053.80, 28,744,590.30 and 16,671,629.80

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Solution

The fourth proportional to 19,191,053.80, 28,744,590.30 and 16,671,629.80 is: 24,970,966.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,191,053.80 : 28,744,590.30 = 16,671,629.80 : x
  2. Step 2: Convert to fraction form
    19,191,053.80/28,744,590.30 = 16,671,629.80/x
  3. Step 3: Cross multiply
    19,191,053.80x = 28,744,590.30 × 16,671,629.80
  4. Step 4: Simplify right side
    19,191,053.80x = 479,219,168,234,271
  5. Step 5: Solve for x
    x = 479,219,168,234,271/19,191,053.80
  6. Step 6: Final answer
    x = 24,970,966.85

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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.