Home / 19,847,544.80-29,771,317.20-9,769,848.80

Finding the Fourth Proportional to 19,847,544.80, 29,771,317.20 and 9,769,848.80

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Solution

The fourth proportional to 19,847,544.80, 29,771,317.20 and 9,769,848.80 is: 14,654,773.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,847,544.80 : 29,771,317.20 = 9,769,848.80 : x
  2. Step 2: Convert to fraction form
    19,847,544.80/29,771,317.20 = 9,769,848.80/x
  3. Step 3: Cross multiply
    19,847,544.80x = 29,771,317.20 × 9,769,848.80
  4. Step 4: Simplify right side
    19,847,544.80x = 290,861,267,620,839.38
  5. Step 5: Solve for x
    x = 290,861,267,620,839.38/19,847,544.80
  6. Step 6: Final answer
    x = 14,654,773.20

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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.