Home / 8,687,183.06-11,988,153.17-4,819,621.19

Finding the Fourth Proportional to 8,687,183.06, 11,988,153.17 and 4,819,621.19

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Solution

The fourth proportional to 8,687,183.06, 11,988,153.17 and 4,819,621.19 is: 6,650,988.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,687,183.06 : 11,988,153.17 = 4,819,621.19 : x
  2. Step 2: Convert to fraction form
    8,687,183.06/11,988,153.17 = 4,819,621.19/x
  3. Step 3: Cross multiply
    8,687,183.06x = 11,988,153.17 × 4,819,621.19
  4. Step 4: Simplify right side
    8,687,183.06x = 57,778,356,963,058.79
  5. Step 5: Solve for x
    x = 57,778,356,963,058.79/8,687,183.06
  6. Step 6: Final answer
    x = 6,650,988.77

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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.