Home / 7,237,755.61-9,990,344.79-4,659,436.41

Finding the Fourth Proportional to 7,237,755.61, 9,990,344.79 and 4,659,436.41

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Solution

The fourth proportional to 7,237,755.61, 9,990,344.79 and 4,659,436.41 is: 6,431,465.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,237,755.61 : 9,990,344.79 = 4,659,436.41 : x
  2. Step 2: Convert to fraction form
    7,237,755.61/9,990,344.79 = 4,659,436.41/x
  3. Step 3: Cross multiply
    7,237,755.61x = 9,990,344.79 × 4,659,436.41
  4. Step 4: Simplify right side
    7,237,755.61x = 46,549,376,225,516.01
  5. Step 5: Solve for x
    x = 46,549,376,225,516.01/7,237,755.61
  6. Step 6: Final answer
    x = 6,431,465.60

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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.