Home / 10,081,140.19-13,913,023.32-6,213,561.91

Finding the Fourth Proportional to 10,081,140.19, 13,913,023.32 and 6,213,561.91

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Solution

The fourth proportional to 10,081,140.19, 13,913,023.32 and 6,213,561.91 is: 8,575,362.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,081,140.19 : 13,913,023.32 = 6,213,561.91 : x
  2. Step 2: Convert to fraction form
    10,081,140.19/13,913,023.32 = 6,213,561.91/x
  3. Step 3: Cross multiply
    10,081,140.19x = 13,913,023.32 × 6,213,561.91
  4. Step 4: Simplify right side
    10,081,140.19x = 86,449,431,719,311.19
  5. Step 5: Solve for x
    x = 86,449,431,719,311.19/10,081,140.19
  6. Step 6: Final answer
    x = 8,575,362.52

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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.