Home / 19,536,030.80-29,304,046.20-18,706,720.40

Finding the Fourth Proportional to 19,536,030.80, 29,304,046.20 and 18,706,720.40

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Solution

The fourth proportional to 19,536,030.80, 29,304,046.20 and 18,706,720.40 is: 28,060,080.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,536,030.80 : 29,304,046.20 = 18,706,720.40 : x
  2. Step 2: Convert to fraction form
    19,536,030.80/29,304,046.20 = 18,706,720.40/x
  3. Step 3: Cross multiply
    19,536,030.80x = 29,304,046.20 × 18,706,720.40
  4. Step 4: Simplify right side
    19,536,030.80x = 548,182,598,852,082.44
  5. Step 5: Solve for x
    x = 548,182,598,852,082.44/19,536,030.80
  6. Step 6: Final answer
    x = 28,060,080.60

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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.