Home / 10,758,615.76-14,846,895.18-6,112,408.78

Finding the Fourth Proportional to 10,758,615.76, 14,846,895.18 and 6,112,408.78

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Solution

The fourth proportional to 10,758,615.76, 14,846,895.18 and 6,112,408.78 is: 8,435,127.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,758,615.76 : 14,846,895.18 = 6,112,408.78 : x
  2. Step 2: Convert to fraction form
    10,758,615.76/14,846,895.18 = 6,112,408.78/x
  3. Step 3: Cross multiply
    10,758,615.76x = 14,846,895.18 × 6,112,408.78
  4. Step 4: Simplify right side
    10,758,615.76x = 90,750,292,453,971.69
  5. Step 5: Solve for x
    x = 90,750,292,453,971.69/10,758,615.76
  6. Step 6: Final answer
    x = 8,435,127.20

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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.