Home / 6,478,653.42-8,940,612.96-3,726,707.58

Finding the Fourth Proportional to 6,478,653.42, 8,940,612.96 and 3,726,707.58

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Solution

The fourth proportional to 6,478,653.42, 8,940,612.96 and 3,726,707.58 is: 5,142,897.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,478,653.42 : 8,940,612.96 = 3,726,707.58 : x
  2. Step 2: Convert to fraction form
    6,478,653.42/8,940,612.96 = 3,726,707.58/x
  3. Step 3: Cross multiply
    6,478,653.42x = 8,940,612.96 × 3,726,707.58
  4. Step 4: Simplify right side
    6,478,653.42x = 33,319,050,087,878.24
  5. Step 5: Solve for x
    x = 33,319,050,087,878.24/6,478,653.42
  6. Step 6: Final answer
    x = 5,142,897.44

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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.