Home / 10,809,903.74-14,917,221.64-6,461,387.56

Finding the Fourth Proportional to 10,809,903.74, 14,917,221.64 and 6,461,387.56

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Solution

The fourth proportional to 10,809,903.74, 14,917,221.64 and 6,461,387.56 is: 8,916,448.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,809,903.74 : 14,917,221.64 = 6,461,387.56 : x
  2. Step 2: Convert to fraction form
    10,809,903.74/14,917,221.64 = 6,461,387.56/x
  3. Step 3: Cross multiply
    10,809,903.74x = 14,917,221.64 × 6,461,387.56
  4. Step 4: Simplify right side
    10,809,903.74x = 96,385,950,334,458.80
  5. Step 5: Solve for x
    x = 96,385,950,334,458.80/10,809,903.74
  6. Step 6: Final answer
    x = 8,916,448.53

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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.