Home / 6,316,971-8,717,425.77-3,416,361.86

Finding the Fourth Proportional to 6,316,971, 8,717,425.77 and 3,416,361.86

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Solution

The fourth proportional to 6,316,971, 8,717,425.77 and 3,416,361.86 is: 4,714,582.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,316,971 : 8,717,425.77 = 3,416,361.86 : x
  2. Step 2: Convert to fraction form
    6,316,971/8,717,425.77 = 3,416,361.86/x
  3. Step 3: Cross multiply
    6,316,971x = 8,717,425.77 × 3,416,361.86
  4. Step 4: Simplify right side
    6,316,971x = 29,781,880,874,422
  5. Step 5: Solve for x
    x = 29,781,880,874,422/6,316,971
  6. Step 6: Final answer
    x = 4,714,582.49

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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.