Home / 8,607,986.72-11,878,637.88-4,934,269.04

Finding the Fourth Proportional to 8,607,986.72, 11,878,637.88 and 4,934,269.04

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Solution

The fourth proportional to 8,607,986.72, 11,878,637.88 and 4,934,269.04 is: 6,809,071.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,607,986.72 : 11,878,637.88 = 4,934,269.04 : x
  2. Step 2: Convert to fraction form
    8,607,986.72/11,878,637.88 = 4,934,269.04/x
  3. Step 3: Cross multiply
    8,607,986.72x = 11,878,637.88 × 4,934,269.04
  4. Step 4: Simplify right side
    8,607,986.72x = 58,612,395,128,655.24
  5. Step 5: Solve for x
    x = 58,612,395,128,655.24/8,607,986.72
  6. Step 6: Final answer
    x = 6,809,071.28

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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.