Home / 9,900,258.26-13,662,987.79-5,549,345.69

Finding the Fourth Proportional to 9,900,258.26, 13,662,987.79 and 5,549,345.69

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Solution

The fourth proportional to 9,900,258.26, 13,662,987.79 and 5,549,345.69 is: 7,658,450.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,900,258.26 : 13,662,987.79 = 5,549,345.69 : x
  2. Step 2: Convert to fraction form
    9,900,258.26/13,662,987.79 = 5,549,345.69/x
  3. Step 3: Cross multiply
    9,900,258.26x = 13,662,987.79 × 5,549,345.69
  4. Step 4: Simplify right side
    9,900,258.26x = 75,820,642,394,419.84
  5. Step 5: Solve for x
    x = 75,820,642,394,419.84/9,900,258.26
  6. Step 6: Final answer
    x = 7,658,450.96

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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.