Home / 10,672,927.20-14,718,688.56-9,880,293.60

Finding the Fourth Proportional to 10,672,927.20, 14,718,688.56 and 9,880,293.60

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Solution

The fourth proportional to 10,672,927.20, 14,718,688.56 and 9,880,293.60 is: 13,625,593.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,672,927.20 : 14,718,688.56 = 9,880,293.60 : x
  2. Step 2: Convert to fraction form
    10,672,927.20/14,718,688.56 = 9,880,293.60/x
  3. Step 3: Cross multiply
    10,672,927.20x = 14,718,688.56 × 9,880,293.60
  4. Step 4: Simplify right side
    10,672,927.20x = 145,424,964,379,761.22
  5. Step 5: Solve for x
    x = 145,424,964,379,761.22/10,672,927.20
  6. Step 6: Final answer
    x = 13,625,593.21

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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.