Home / 7,237,763.20-9,990,355.32-4,659,444

Finding the Fourth Proportional to 7,237,763.20, 9,990,355.32 and 4,659,444

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Solution

The fourth proportional to 7,237,763.20, 9,990,355.32 and 4,659,444 is: 6,431,476.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,237,763.20 : 9,990,355.32 = 4,659,444 : x
  2. Step 2: Convert to fraction form
    7,237,763.20/9,990,355.32 = 4,659,444/x
  3. Step 3: Cross multiply
    7,237,763.20x = 9,990,355.32 × 4,659,444
  4. Step 4: Simplify right side
    7,237,763.20x = 46,549,501,153,642.08
  5. Step 5: Solve for x
    x = 46,549,501,153,642.08/7,237,763.20
  6. Step 6: Final answer
    x = 6,431,476.11

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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.