Home / 19,372,494.80-29,038,006.20-6,581,147.60

Finding the Fourth Proportional to 19,372,494.80, 29,038,006.20 and 6,581,147.60

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Solution

The fourth proportional to 19,372,494.80, 29,038,006.20 and 6,581,147.60 is: 9,864,677.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,372,494.80 : 29,038,006.20 = 6,581,147.60 : x
  2. Step 2: Convert to fraction form
    19,372,494.80/29,038,006.20 = 6,581,147.60/x
  3. Step 3: Cross multiply
    19,372,494.80x = 29,038,006.20 × 6,581,147.60
  4. Step 4: Simplify right side
    19,372,494.80x = 191,103,404,811,915.09
  5. Step 5: Solve for x
    x = 191,103,404,811,915.09/19,372,494.80
  6. Step 6: Final answer
    x = 9,864,677.05

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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.