Home / 10,818,390.96-14,929,781.74-6,172,932.32

Finding the Fourth Proportional to 10,818,390.96, 14,929,781.74 and 6,172,932.32

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Solution

The fourth proportional to 10,818,390.96, 14,929,781.74 and 6,172,932.32 is: 8,518,876.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,818,390.96 : 14,929,781.74 = 6,172,932.32 : x
  2. Step 2: Convert to fraction form
    10,818,390.96/14,929,781.74 = 6,172,932.32/x
  3. Step 3: Cross multiply
    10,818,390.96x = 14,929,781.74 × 6,172,932.32
  4. Step 4: Simplify right side
    10,818,390.96x = 92,160,532,233,391.84
  5. Step 5: Solve for x
    x = 92,160,532,233,391.84/10,818,390.96
  6. Step 6: Final answer
    x = 8,518,876.10

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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.