Home / 19,379,419.80-29,069,129.70-17,584,330.20

Finding the Fourth Proportional to 19,379,419.80, 29,069,129.70 and 17,584,330.20

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Solution

The fourth proportional to 19,379,419.80, 29,069,129.70 and 17,584,330.20 is: 26,376,495.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,379,419.80 : 29,069,129.70 = 17,584,330.20 : x
  2. Step 2: Convert to fraction form
    19,379,419.80/29,069,129.70 = 17,584,330.20/x
  3. Step 3: Cross multiply
    19,379,419.80x = 29,069,129.70 × 17,584,330.20
  4. Step 4: Simplify right side
    19,379,419.80x = 511,161,175,271,426.88
  5. Step 5: Solve for x
    x = 511,161,175,271,426.88/19,379,419.80
  6. Step 6: Final answer
    x = 26,376,495.30

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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.