Home / 19,611,855-29,417,930.28-6,832,339.20

Finding the Fourth Proportional to 19,611,855, 29,417,930.28 and 6,832,339.20

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Solution

The fourth proportional to 19,611,855, 29,417,930.28 and 6,832,339.20 is: 10,248,560.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,611,855 : 29,417,930.28 = 6,832,339.20 : x
  2. Step 2: Convert to fraction form
    19,611,855/29,417,930.28 = 6,832,339.20/x
  3. Step 3: Cross multiply
    19,611,855x = 29,417,930.28 × 6,832,339.20
  4. Step 4: Simplify right side
    19,611,855x = 200,993,278,234,911
  5. Step 5: Solve for x
    x = 200,993,278,234,911/19,611,855
  6. Step 6: Final answer
    x = 10,248,560.28

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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.