Home / 11,012,781.48-15,199,039.79-6,661,898.92

Finding the Fourth Proportional to 11,012,781.48, 15,199,039.79 and 6,661,898.92

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Solution

The fourth proportional to 11,012,781.48, 15,199,039.79 and 6,661,898.92 is: 9,194,268.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,012,781.48 : 15,199,039.79 = 6,661,898.92 : x
  2. Step 2: Convert to fraction form
    11,012,781.48/15,199,039.79 = 6,661,898.92/x
  3. Step 3: Cross multiply
    11,012,781.48x = 15,199,039.79 × 6,661,898.92
  4. Step 4: Simplify right side
    11,012,781.48x = 101,254,466,762,038.02
  5. Step 5: Solve for x
    x = 101,254,466,762,038.02/11,012,781.48
  6. Step 6: Final answer
    x = 9,194,268.22

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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.