Home / 7,588,371.12-11,381,718-1,908,597.60

Finding the Fourth Proportional to 7,588,371.12, 11,381,718 and 1,908,597.60

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Solution

The fourth proportional to 7,588,371.12, 11,381,718 and 1,908,597.60 is: 2,862,685.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,588,371.12 : 11,381,718 = 1,908,597.60 : x
  2. Step 2: Convert to fraction form
    7,588,371.12/11,381,718 = 1,908,597.60/x
  3. Step 3: Cross multiply
    7,588,371.12x = 11,381,718 × 1,908,597.60
  4. Step 4: Simplify right side
    7,588,371.12x = 21,723,119,658,676.80
  5. Step 5: Solve for x
    x = 21,723,119,658,676.80/7,588,371.12
  6. Step 6: Final answer
    x = 2,862,685.46

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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.