Home / 8,570,872.32-11,827,221.44-4,703,642.61

Finding the Fourth Proportional to 8,570,872.32, 11,827,221.44 and 4,703,642.61

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Solution

The fourth proportional to 8,570,872.32, 11,827,221.44 and 4,703,642.61 is: 6,490,707.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,570,872.32 : 11,827,221.44 = 4,703,642.61 : x
  2. Step 2: Convert to fraction form
    8,570,872.32/11,827,221.44 = 4,703,642.61/x
  3. Step 3: Cross multiply
    8,570,872.32x = 11,827,221.44 × 4,703,642.61
  4. Step 4: Simplify right side
    8,570,872.32x = 55,631,022,699,571.35
  5. Step 5: Solve for x
    x = 55,631,022,699,571.35/8,570,872.32
  6. Step 6: Final answer
    x = 6,490,707.20

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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.