Home / 19,958,794.20-29,938,191.30-13,581,502.20

Finding the Fourth Proportional to 19,958,794.20, 29,938,191.30 and 13,581,502.20

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Solution

The fourth proportional to 19,958,794.20, 29,938,191.30 and 13,581,502.20 is: 20,372,253.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,958,794.20 : 29,938,191.30 = 13,581,502.20 : x
  2. Step 2: Convert to fraction form
    19,958,794.20/29,938,191.30 = 13,581,502.20/x
  3. Step 3: Cross multiply
    19,958,794.20x = 29,938,191.30 × 13,581,502.20
  4. Step 4: Simplify right side
    19,958,794.20x = 406,605,611,004,970.88
  5. Step 5: Solve for x
    x = 406,605,611,004,970.88/19,958,794.20
  6. Step 6: Final answer
    x = 20,372,253.30

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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.