Home / 13,488,567.90-20,224,748.55-6,192,897.78

Finding the Fourth Proportional to 13,488,567.90, 20,224,748.55 and 6,192,897.78

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Solution

The fourth proportional to 13,488,567.90, 20,224,748.55 and 6,192,897.78 is: 9,285,626.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,488,567.90 : 20,224,748.55 = 6,192,897.78 : x
  2. Step 2: Convert to fraction form
    13,488,567.90/20,224,748.55 = 6,192,897.78/x
  3. Step 3: Cross multiply
    13,488,567.90x = 20,224,748.55 × 6,192,897.78
  4. Step 4: Simplify right side
    13,488,567.90x = 125,249,800,396,353.23
  5. Step 5: Solve for x
    x = 125,249,800,396,353.23/13,488,567.90
  6. Step 6: Final answer
    x = 9,285,626.27

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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.