Home / 7,191,428.07-9,924,170.36-3,883,722.02

Finding the Fourth Proportional to 7,191,428.07, 9,924,170.36 and 3,883,722.02

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Solution

The fourth proportional to 7,191,428.07, 9,924,170.36 and 3,883,722.02 is: 5,359,536.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,191,428.07 : 9,924,170.36 = 3,883,722.02 : x
  2. Step 2: Convert to fraction form
    7,191,428.07/9,924,170.36 = 3,883,722.02/x
  3. Step 3: Cross multiply
    7,191,428.07x = 9,924,170.36 × 3,883,722.02
  4. Step 4: Simplify right side
    7,191,428.07x = 38,542,718,937,944.72
  5. Step 5: Solve for x
    x = 38,542,718,937,944.72/7,191,428.07
  6. Step 6: Final answer
    x = 5,359,536.18

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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.