Home / 8,686,233.09-11,987,015.81-4,818,754.35

Finding the Fourth Proportional to 8,686,233.09, 11,987,015.81 and 4,818,754.35

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Solution

The fourth proportional to 8,686,233.09, 11,987,015.81 and 4,818,754.35 is: 6,649,888.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,686,233.09 : 11,987,015.81 = 4,818,754.35 : x
  2. Step 2: Convert to fraction form
    8,686,233.09/11,987,015.81 = 4,818,754.35/x
  3. Step 3: Cross multiply
    8,686,233.09x = 11,987,015.81 × 4,818,754.35
  4. Step 4: Simplify right side
    8,686,233.09x = 57,762,484,553,862.49
  5. Step 5: Solve for x
    x = 57,762,484,553,862.49/8,686,233.09
  6. Step 6: Final answer
    x = 6,649,888.85

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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.