Home / 15,568,389.84-21,484,249.65-8,503,988.89

Finding the Fourth Proportional to 15,568,389.84, 21,484,249.65 and 8,503,988.89

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Solution

The fourth proportional to 15,568,389.84, 21,484,249.65 and 8,503,988.89 is: 11,735,434.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,568,389.84 : 21,484,249.65 = 8,503,988.89 : x
  2. Step 2: Convert to fraction form
    15,568,389.84/21,484,249.65 = 8,503,988.89/x
  3. Step 3: Cross multiply
    15,568,389.84x = 21,484,249.65 × 8,503,988.89
  4. Step 4: Simplify right side
    15,568,389.84x = 182,701,820,333,586.38
  5. Step 5: Solve for x
    x = 182,701,820,333,586.38/15,568,389.84
  6. Step 6: Final answer
    x = 11,735,434.57

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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.