Home / 19,575,212.80-29,362,819.20-17,780,123.20

Finding the Fourth Proportional to 19,575,212.80, 29,362,819.20 and 17,780,123.20

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Solution

The fourth proportional to 19,575,212.80, 29,362,819.20 and 17,780,123.20 is: 26,670,184.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,575,212.80 : 29,362,819.20 = 17,780,123.20 : x
  2. Step 2: Convert to fraction form
    19,575,212.80/29,362,819.20 = 17,780,123.20/x
  3. Step 3: Cross multiply
    19,575,212.80x = 29,362,819.20 × 17,780,123.20
  4. Step 4: Simplify right side
    19,575,212.80x = 522,074,542,875,325.38
  5. Step 5: Solve for x
    x = 522,074,542,875,325.38/19,575,212.80
  6. Step 6: Final answer
    x = 26,670,184.80

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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.