Home / 12,400,944-17,114,906.40-6,968,436.48

Finding the Fourth Proportional to 12,400,944, 17,114,906.40 and 6,968,436.48

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Solution

The fourth proportional to 12,400,944, 17,114,906.40 and 6,968,436.48 is: 9,617,343.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,400,944 : 17,114,906.40 = 6,968,436.48 : x
  2. Step 2: Convert to fraction form
    12,400,944/17,114,906.40 = 6,968,436.48/x
  3. Step 3: Cross multiply
    12,400,944x = 17,114,906.40 × 6,968,436.48
  4. Step 4: Simplify right side
    12,400,944x = 119,264,138,109,545.47
  5. Step 5: Solve for x
    x = 119,264,138,109,545.47/12,400,944
  6. Step 6: Final answer
    x = 9,617,343.49

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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.