Home / 9,519,835.51-13,137,601.32-5,169,105.19

Finding the Fourth Proportional to 9,519,835.51, 13,137,601.32 and 5,169,105.19

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Solution

The fourth proportional to 9,519,835.51, 13,137,601.32 and 5,169,105.19 is: 7,133,489.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,519,835.51 : 13,137,601.32 = 5,169,105.19 : x
  2. Step 2: Convert to fraction form
    9,519,835.51/13,137,601.32 = 5,169,105.19/x
  3. Step 3: Cross multiply
    9,519,835.51x = 13,137,601.32 × 5,169,105.19
  4. Step 4: Simplify right side
    9,519,835.51x = 67,909,643,167,362.86
  5. Step 5: Solve for x
    x = 67,909,643,167,362.86/9,519,835.51
  6. Step 6: Final answer
    x = 7,133,489.13

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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.