Home / 12,758,906.16-17,607,715.56-6,958,004.40

Finding the Fourth Proportional to 12,758,906.16, 17,607,715.56 and 6,958,004.40

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Solution

The fourth proportional to 12,758,906.16, 17,607,715.56 and 6,958,004.40 is: 9,602,277.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,758,906.16 : 17,607,715.56 = 6,958,004.40 : x
  2. Step 2: Convert to fraction form
    12,758,906.16/17,607,715.56 = 6,958,004.40/x
  3. Step 3: Cross multiply
    12,758,906.16x = 17,607,715.56 × 6,958,004.40
  4. Step 4: Simplify right side
    12,758,906.16x = 122,514,562,340,428.47
  5. Step 5: Solve for x
    x = 122,514,562,340,428.47/12,758,906.16
  6. Step 6: Final answer
    x = 9,602,277.88

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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.