Home / 13,288,517.40-19,897,346.70-13,288,517.40

Finding the Fourth Proportional to 13,288,517.40, 19,897,346.70 and 13,288,517.40

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Solution

The fourth proportional to 13,288,517.40, 19,897,346.70 and 13,288,517.40 is: 19,897,346.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,288,517.40 : 19,897,346.70 = 13,288,517.40 : x
  2. Step 2: Convert to fraction form
    13,288,517.40/19,897,346.70 = 13,288,517.40/x
  3. Step 3: Cross multiply
    13,288,517.40x = 19,897,346.70 × 13,288,517.40
  4. Step 4: Simplify right side
    13,288,517.40x = 264,406,237,836,782.56
  5. Step 5: Solve for x
    x = 264,406,237,836,782.56/13,288,517.40
  6. Step 6: Final answer
    x = 19,897,346.70

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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.