Home / 9,886,518.44-13,642,793.55-5,475,982.64

Finding the Fourth Proportional to 9,886,518.44, 13,642,793.55 and 5,475,982.64

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Solution

The fourth proportional to 9,886,518.44, 13,642,793.55 and 5,475,982.64 is: 7,556,522.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,886,518.44 : 13,642,793.55 = 5,475,982.64 : x
  2. Step 2: Convert to fraction form
    9,886,518.44/13,642,793.55 = 5,475,982.64/x
  3. Step 3: Cross multiply
    9,886,518.44x = 13,642,793.55 × 5,475,982.64
  4. Step 4: Simplify right side
    9,886,518.44x = 74,707,700,572,690
  5. Step 5: Solve for x
    x = 74,707,700,572,690/9,886,518.44
  6. Step 6: Final answer
    x = 7,556,522.66

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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.