Home / 12,762,976.32-17,612,962.08-6,961,884.48

Finding the Fourth Proportional to 12,762,976.32, 17,612,962.08 and 6,961,884.48

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Solution

The fourth proportional to 12,762,976.32, 17,612,962.08 and 6,961,884.48 is: 9,607,430.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,762,976.32 : 17,612,962.08 = 6,961,884.48 : x
  2. Step 2: Convert to fraction form
    12,762,976.32/17,612,962.08 = 6,961,884.48/x
  3. Step 3: Cross multiply
    12,762,976.32x = 17,612,962.08 × 6,961,884.48
  4. Step 4: Simplify right side
    12,762,976.32x = 122,619,407,351,580.52
  5. Step 5: Solve for x
    x = 122,619,407,351,580.52/12,762,976.32
  6. Step 6: Final answer
    x = 9,607,430.45

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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.