Home / 10,672,110.35-14,727,509.16-5,777,328.81

Finding the Fourth Proportional to 10,672,110.35, 14,727,509.16 and 5,777,328.81

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Solution

The fourth proportional to 10,672,110.35, 14,727,509.16 and 5,777,328.81 is: 7,972,712.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,672,110.35 : 14,727,509.16 = 5,777,328.81 : x
  2. Step 2: Convert to fraction form
    10,672,110.35/14,727,509.16 = 5,777,328.81/x
  3. Step 3: Cross multiply
    10,672,110.35x = 14,727,509.16 × 5,777,328.81
  4. Step 4: Simplify right side
    10,672,110.35x = 85,085,662,969,606.89
  5. Step 5: Solve for x
    x = 85,085,662,969,606.89/10,672,110.35
  6. Step 6: Final answer
    x = 7,972,712.07

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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.