Home / 10,681,391.58-14,740,238.90-5,786,578.66

Finding the Fourth Proportional to 10,681,391.58, 14,740,238.90 and 5,786,578.66

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Solution

The fourth proportional to 10,681,391.58, 14,740,238.90 and 5,786,578.66 is: 7,985,434.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,681,391.58 : 14,740,238.90 = 5,786,578.66 : x
  2. Step 2: Convert to fraction form
    10,681,391.58/14,740,238.90 = 5,786,578.66/x
  3. Step 3: Cross multiply
    10,681,391.58x = 14,740,238.90 × 5,786,578.66
  4. Step 4: Simplify right side
    10,681,391.58x = 85,295,551,773,874.23
  5. Step 5: Solve for x
    x = 85,295,551,773,874.23/10,681,391.58
  6. Step 6: Final answer
    x = 7,985,434.40

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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.