Home / 19,419,948.30-29,129,922.45-13,033,260.30

Finding the Fourth Proportional to 19,419,948.30, 29,129,922.45 and 13,033,260.30

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Solution

The fourth proportional to 19,419,948.30, 29,129,922.45 and 13,033,260.30 is: 19,549,890.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,419,948.30 : 29,129,922.45 = 13,033,260.30 : x
  2. Step 2: Convert to fraction form
    19,419,948.30/29,129,922.45 = 13,033,260.30/x
  3. Step 3: Cross multiply
    19,419,948.30x = 29,129,922.45 × 13,033,260.30
  4. Step 4: Simplify right side
    19,419,948.30x = 379,657,861,809,663.75
  5. Step 5: Solve for x
    x = 379,657,861,809,663.75/19,419,948.30
  6. Step 6: Final answer
    x = 19,549,890.45

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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.