Home / 8,263,074.78-11,402,137.71-4,777,886.16

Finding the Fourth Proportional to 8,263,074.78, 11,402,137.71 and 4,777,886.16

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Solution

The fourth proportional to 8,263,074.78, 11,402,137.71 and 4,777,886.16 is: 6,592,959.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,263,074.78 : 11,402,137.71 = 4,777,886.16 : x
  2. Step 2: Convert to fraction form
    8,263,074.78/11,402,137.71 = 4,777,886.16/x
  3. Step 3: Cross multiply
    8,263,074.78x = 11,402,137.71 × 4,777,886.16
  4. Step 4: Simplify right side
    8,263,074.78x = 54,478,115,959,023.10
  5. Step 5: Solve for x
    x = 54,478,115,959,023.10/8,263,074.78
  6. Step 6: Final answer
    x = 6,592,959.33

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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.