Home / 7,764,985.68-10,715,690.52-4,327,151.28

Finding the Fourth Proportional to 7,764,985.68, 10,715,690.52 and 4,327,151.28

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Solution

The fourth proportional to 7,764,985.68, 10,715,690.52 and 4,327,151.28 is: 5,971,474.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,764,985.68 : 10,715,690.52 = 4,327,151.28 : x
  2. Step 2: Convert to fraction form
    7,764,985.68/10,715,690.52 = 4,327,151.28/x
  3. Step 3: Cross multiply
    7,764,985.68x = 10,715,690.52 × 4,327,151.28
  4. Step 4: Simplify right side
    7,764,985.68x = 46,368,413,949,701.87
  5. Step 5: Solve for x
    x = 46,368,413,949,701.87/7,764,985.68
  6. Step 6: Final answer
    x = 5,971,474.50

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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.