Home / 13,008,819.80-19,513,229.70-4,032,205.40

Finding the Fourth Proportional to 13,008,819.80, 19,513,229.70 and 4,032,205.40

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Solution

The fourth proportional to 13,008,819.80, 19,513,229.70 and 4,032,205.40 is: 6,048,308.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,008,819.80 : 19,513,229.70 = 4,032,205.40 : x
  2. Step 2: Convert to fraction form
    13,008,819.80/19,513,229.70 = 4,032,205.40/x
  3. Step 3: Cross multiply
    13,008,819.80x = 19,513,229.70 × 4,032,205.40
  4. Step 4: Simplify right side
    13,008,819.80x = 78,681,350,167,780.38
  5. Step 5: Solve for x
    x = 78,681,350,167,780.38/13,008,819.80
  6. Step 6: Final answer
    x = 6,048,308.10

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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.