Home / 13,263,667.90-19,895,500.56-3,679,046.84

Finding the Fourth Proportional to 13,263,667.90, 19,895,500.56 and 3,679,046.84

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Solution

The fourth proportional to 13,263,667.90, 19,895,500.56 and 3,679,046.84 is: 5,518,569.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,263,667.90 : 19,895,500.56 = 3,679,046.84 : x
  2. Step 2: Convert to fraction form
    13,263,667.90/19,895,500.56 = 3,679,046.84/x
  3. Step 3: Cross multiply
    13,263,667.90x = 19,895,500.56 × 3,679,046.84
  4. Step 4: Simplify right side
    13,263,667.90x = 73,196,478,465,486.22
  5. Step 5: Solve for x
    x = 73,196,478,465,486.22/13,263,667.90
  6. Step 6: Final answer
    x = 5,518,569.90

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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.