Home / 7,146,729.06-9,862,478.60-3,883,536.02

Finding the Fourth Proportional to 7,146,729.06, 9,862,478.60 and 3,883,536.02

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Solution

The fourth proportional to 7,146,729.06, 9,862,478.60 and 3,883,536.02 is: 5,359,275.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,146,729.06 : 9,862,478.60 = 3,883,536.02 : x
  2. Step 2: Convert to fraction form
    7,146,729.06/9,862,478.60 = 3,883,536.02/x
  3. Step 3: Cross multiply
    7,146,729.06x = 9,862,478.60 × 3,883,536.02
  4. Step 4: Simplify right side
    7,146,729.06x = 38,301,290,894,817.69
  5. Step 5: Solve for x
    x = 38,301,290,894,817.69/7,146,729.06
  6. Step 6: Final answer
    x = 5,359,275.63

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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.