Home / 7,333,781.40-10,121,515.09-4,071,647.04

Finding the Fourth Proportional to 7,333,781.40, 10,121,515.09 and 4,071,647.04

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Solution

The fourth proportional to 7,333,781.40, 10,121,515.09 and 4,071,647.04 is: 5,619,370.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,333,781.40 : 10,121,515.09 = 4,071,647.04 : x
  2. Step 2: Convert to fraction form
    7,333,781.40/10,121,515.09 = 4,071,647.04/x
  3. Step 3: Cross multiply
    7,333,781.40x = 10,121,515.09 × 4,071,647.04
  4. Step 4: Simplify right side
    7,333,781.40x = 41,211,236,956,513.84
  5. Step 5: Solve for x
    x = 41,211,236,956,513.84/7,333,781.40
  6. Step 6: Final answer
    x = 5,619,370.79

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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.