Home / 13,697,699.20-20,507,227.20-13,304,483.20

Finding the Fourth Proportional to 13,697,699.20, 20,507,227.20 and 13,304,483.20

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Solution

The fourth proportional to 13,697,699.20, 20,507,227.20 and 13,304,483.20 is: 19,918,531.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,697,699.20 : 20,507,227.20 = 13,304,483.20 : x
  2. Step 2: Convert to fraction form
    13,697,699.20/20,507,227.20 = 13,304,483.20/x
  3. Step 3: Cross multiply
    13,697,699.20x = 20,507,227.20 × 13,304,483.20
  4. Step 4: Simplify right side
    13,697,699.20x = 272,838,059,760,983
  5. Step 5: Solve for x
    x = 272,838,059,760,983/13,697,699.20
  6. Step 6: Final answer
    x = 19,918,531.99

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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.