Home / 7,876,900.95-11,814,301.58-2,196,649.59

Finding the Fourth Proportional to 7,876,900.95, 11,814,301.58 and 2,196,649.59

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Solution

The fourth proportional to 7,876,900.95, 11,814,301.58 and 2,196,649.59 is: 3,294,681.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,876,900.95 : 11,814,301.58 = 2,196,649.59 : x
  2. Step 2: Convert to fraction form
    7,876,900.95/11,814,301.58 = 2,196,649.59/x
  3. Step 3: Cross multiply
    7,876,900.95x = 11,814,301.58 × 2,196,649.59
  4. Step 4: Simplify right side
    7,876,900.95x = 25,951,880,710,860.10
  5. Step 5: Solve for x
    x = 25,951,880,710,860.10/7,876,900.95
  6. Step 6: Final answer
    x = 3,294,681.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.