Home / 65,014,352.64-89,707,172.76-38,547,817.56

Finding the Fourth Proportional to 65,014,352.64, 89,707,172.76 and 38,547,817.56

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Solution

The fourth proportional to 65,014,352.64, 89,707,172.76 and 38,547,817.56 is: 53,188,497.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,014,352.64 : 89,707,172.76 = 38,547,817.56 : x
  2. Step 2: Convert to fraction form
    65,014,352.64/89,707,172.76 = 38,547,817.56/x
  3. Step 3: Cross multiply
    65,014,352.64x = 89,707,172.76 × 38,547,817.56
  4. Step 4: Simplify right side
    65,014,352.64x = 3,458,015,729,375,882
  5. Step 5: Solve for x
    x = 3,458,015,729,375,882/65,014,352.64
  6. Step 6: Final answer
    x = 53,188,497.45

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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.