Home / 8,862,904-12,230,783.35-4,942,664.38

Finding the Fourth Proportional to 8,862,904, 12,230,783.35 and 4,942,664.38

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Solution

The fourth proportional to 8,862,904, 12,230,783.35 and 4,942,664.38 is: 6,820,863.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,862,904 : 12,230,783.35 = 4,942,664.38 : x
  2. Step 2: Convert to fraction form
    8,862,904/12,230,783.35 = 4,942,664.38/x
  3. Step 3: Cross multiply
    8,862,904x = 12,230,783.35 × 4,942,664.38
  4. Step 4: Simplify right side
    8,862,904x = 60,452,657,203,542.07
  5. Step 5: Solve for x
    x = 60,452,657,203,542.07/8,862,904
  6. Step 6: Final answer
    x = 6,820,863.37

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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.