Home / 7,489,417.86-10,335,295.47-4,181,763.22

Finding the Fourth Proportional to 7,489,417.86, 10,335,295.47 and 4,181,763.22

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Solution

The fourth proportional to 7,489,417.86, 10,335,295.47 and 4,181,763.22 is: 5,770,776.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,489,417.86 : 10,335,295.47 = 4,181,763.22 : x
  2. Step 2: Convert to fraction form
    7,489,417.86/10,335,295.47 = 4,181,763.22/x
  3. Step 3: Cross multiply
    7,489,417.86x = 10,335,295.47 × 4,181,763.22
  4. Step 4: Simplify right side
    7,489,417.86x = 43,219,758,454,121.98
  5. Step 5: Solve for x
    x = 43,219,758,454,121.98/7,489,417.86
  6. Step 6: Final answer
    x = 5,770,776.75

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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.