Home / 8,026,625.40-11,072,110.65-5,122,743.21

Finding the Fourth Proportional to 8,026,625.40, 11,072,110.65 and 5,122,743.21

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Solution

The fourth proportional to 8,026,625.40, 11,072,110.65 and 5,122,743.21 is: 7,066,429.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,026,625.40 : 11,072,110.65 = 5,122,743.21 : x
  2. Step 2: Convert to fraction form
    8,026,625.40/11,072,110.65 = 5,122,743.21/x
  3. Step 3: Cross multiply
    8,026,625.40x = 11,072,110.65 × 5,122,743.21
  4. Step 4: Simplify right side
    8,026,625.40x = 56,719,579,652,656.19
  5. Step 5: Solve for x
    x = 56,719,579,652,656.19/8,026,625.40
  6. Step 6: Final answer
    x = 7,066,429.14

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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.