Home / 13,304,421.20-19,956,631.80-3,719,784.35

Finding the Fourth Proportional to 13,304,421.20, 19,956,631.80 and 3,719,784.35

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Solution

The fourth proportional to 13,304,421.20, 19,956,631.80 and 3,719,784.35 is: 5,579,676.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,304,421.20 : 19,956,631.80 = 3,719,784.35 : x
  2. Step 2: Convert to fraction form
    13,304,421.20/19,956,631.80 = 3,719,784.35/x
  3. Step 3: Cross multiply
    13,304,421.20x = 19,956,631.80 × 3,719,784.35
  4. Step 4: Simplify right side
    13,304,421.20x = 74,234,366,648,352.33
  5. Step 5: Solve for x
    x = 74,234,366,648,352.33/13,304,421.20
  6. Step 6: Final answer
    x = 5,579,676.53

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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.