Home / 9,982,647.52-13,776,053.40-5,398,968.88

Finding the Fourth Proportional to 9,982,647.52, 13,776,053.40 and 5,398,968.88

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Solution

The fourth proportional to 9,982,647.52, 13,776,053.40 and 5,398,968.88 is: 7,450,576.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,982,647.52 : 13,776,053.40 = 5,398,968.88 : x
  2. Step 2: Convert to fraction form
    9,982,647.52/13,776,053.40 = 5,398,968.88/x
  3. Step 3: Cross multiply
    9,982,647.52x = 13,776,053.40 × 5,398,968.88
  4. Step 4: Simplify right side
    9,982,647.52x = 74,376,483,595,818.19
  5. Step 5: Solve for x
    x = 74,376,483,595,818.19/9,982,647.52
  6. Step 6: Final answer
    x = 7,450,576.96

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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.