Home / 12,375,622.02-17,078,101.05-6,868,673.82

Finding the Fourth Proportional to 12,375,622.02, 17,078,101.05 and 6,868,673.82

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Solution

The fourth proportional to 12,375,622.02, 17,078,101.05 and 6,868,673.82 is: 9,478,627.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,375,622.02 : 17,078,101.05 = 6,868,673.82 : x
  2. Step 2: Convert to fraction form
    12,375,622.02/17,078,101.05 = 6,868,673.82/x
  3. Step 3: Cross multiply
    12,375,622.02x = 17,078,101.05 × 6,868,673.82
  4. Step 4: Simplify right side
    12,375,622.02x = 117,303,905,577,449.52
  5. Step 5: Solve for x
    x = 117,303,905,577,449.52/12,375,622.02
  6. Step 6: Final answer
    x = 9,478,627.04

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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.