Home / 8,889,231-12,267,139.19-4,814,850

Finding the Fourth Proportional to 8,889,231, 12,267,139.19 and 4,814,850

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Solution

The fourth proportional to 8,889,231, 12,267,139.19 and 4,814,850 is: 6,644,493.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,889,231 : 12,267,139.19 = 4,814,850 : x
  2. Step 2: Convert to fraction form
    8,889,231/12,267,139.19 = 4,814,850/x
  3. Step 3: Cross multiply
    8,889,231x = 12,267,139.19 × 4,814,850
  4. Step 4: Simplify right side
    8,889,231x = 59,064,435,128,971.50
  5. Step 5: Solve for x
    x = 59,064,435,128,971.50/8,889,231
  6. Step 6: Final answer
    x = 6,644,493.22

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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.