Home / 9,886,523.82-13,642,800.96-5,475,988.02

Finding the Fourth Proportional to 9,886,523.82, 13,642,800.96 and 5,475,988.02

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Solution

The fourth proportional to 9,886,523.82, 13,642,800.96 and 5,475,988.02 is: 7,556,530.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,886,523.82 : 13,642,800.96 = 5,475,988.02 : x
  2. Step 2: Convert to fraction form
    9,886,523.82/13,642,800.96 = 5,475,988.02/x
  3. Step 3: Cross multiply
    9,886,523.82x = 13,642,800.96 × 5,475,988.02
  4. Step 4: Simplify right side
    9,886,523.82x = 74,707,814,616,204.50
  5. Step 5: Solve for x
    x = 74,707,814,616,204.50/9,886,523.82
  6. Step 6: Final answer
    x = 7,556,530.08

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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.