Home / 10,389,097.31-14,336,679.80-5,805,456.35

Finding the Fourth Proportional to 10,389,097.31, 14,336,679.80 and 5,805,456.35

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Solution

The fourth proportional to 10,389,097.31, 14,336,679.80 and 5,805,456.35 is: 8,011,376.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,389,097.31 : 14,336,679.80 = 5,805,456.35 : x
  2. Step 2: Convert to fraction form
    10,389,097.31/14,336,679.80 = 5,805,456.35/x
  3. Step 3: Cross multiply
    10,389,097.31x = 14,336,679.80 × 5,805,456.35
  4. Step 4: Simplify right side
    10,389,097.31x = 83,230,968,753,799.44
  5. Step 5: Solve for x
    x = 83,230,968,753,799.44/10,389,097.31
  6. Step 6: Final answer
    x = 8,011,376.38

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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.