Home / 12,778,058.56-17,633,587.26-6,976,822.36

Finding the Fourth Proportional to 12,778,058.56, 17,633,587.26 and 6,976,822.36

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Solution

The fourth proportional to 12,778,058.56, 17,633,587.26 and 6,976,822.36 is: 9,627,941.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,778,058.56 : 17,633,587.26 = 6,976,822.36 : x
  2. Step 2: Convert to fraction form
    12,778,058.56/17,633,587.26 = 6,976,822.36/x
  3. Step 3: Cross multiply
    12,778,058.56x = 17,633,587.26 × 6,976,822.36
  4. Step 4: Simplify right side
    12,778,058.56x = 123,026,405,882,579.16
  5. Step 5: Solve for x
    x = 123,026,405,882,579.16/12,778,058.56
  6. Step 6: Final answer
    x = 9,627,941.94

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1.5x scale

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.