Home / 10,112,446.08-13,955,175.72-5,528,767.56

Finding the Fourth Proportional to 10,112,446.08, 13,955,175.72 and 5,528,767.56

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Solution

The fourth proportional to 10,112,446.08, 13,955,175.72 and 5,528,767.56 is: 7,629,699.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,112,446.08 : 13,955,175.72 = 5,528,767.56 : x
  2. Step 2: Convert to fraction form
    10,112,446.08/13,955,175.72 = 5,528,767.56/x
  3. Step 3: Cross multiply
    10,112,446.08x = 13,955,175.72 × 5,528,767.56
  4. Step 4: Simplify right side
    10,112,446.08x = 77,154,922,814,835.64
  5. Step 5: Solve for x
    x = 77,154,922,814,835.64/10,112,446.08
  6. Step 6: Final answer
    x = 7,629,699.30

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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.