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Finding the Fourth Proportional to 6,750,472.09, 9,315,580.50 and 3,652,927.66

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Solution

The fourth proportional to 6,750,472.09, 9,315,580.50 and 3,652,927.66 is: 5,041,001.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,750,472.09 : 9,315,580.50 = 3,652,927.66 : x
  2. Step 2: Convert to fraction form
    6,750,472.09/9,315,580.50 = 3,652,927.66/x
  3. Step 3: Cross multiply
    6,750,472.09x = 9,315,580.50 × 3,652,927.66
  4. Step 4: Simplify right side
    6,750,472.09x = 34,029,141,677,406.63
  5. Step 5: Solve for x
    x = 34,029,141,677,406.63/6,750,472.09
  6. Step 6: Final answer
    x = 5,041,001.76

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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.