Home / 13,864,666.84-19,126,792.74-8,971,468.54

Finding the Fourth Proportional to 13,864,666.84, 19,126,792.74 and 8,971,468.54

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Solution

The fourth proportional to 13,864,666.84, 19,126,792.74 and 8,971,468.54 is: 12,376,454.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,864,666.84 : 19,126,792.74 = 8,971,468.54 : x
  2. Step 2: Convert to fraction form
    13,864,666.84/19,126,792.74 = 8,971,468.54/x
  3. Step 3: Cross multiply
    13,864,666.84x = 19,126,792.74 × 8,971,468.54
  4. Step 4: Simplify right side
    13,864,666.84x = 171,595,419,338,010.38
  5. Step 5: Solve for x
    x = 171,595,419,338,010.38/13,864,666.84
  6. Step 6: Final answer
    x = 12,376,454.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.