Home / 12,928,575.84-19,344,961.02-10,362,006.48

Finding the Fourth Proportional to 12,928,575.84, 19,344,961.02 and 10,362,006.48

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Solution

The fourth proportional to 12,928,575.84, 19,344,961.02 and 10,362,006.48 is: 15,504,616.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,928,575.84 : 19,344,961.02 = 10,362,006.48 : x
  2. Step 2: Convert to fraction form
    12,928,575.84/19,344,961.02 = 10,362,006.48/x
  3. Step 3: Cross multiply
    12,928,575.84x = 19,344,961.02 × 10,362,006.48
  4. Step 4: Simplify right side
    12,928,575.84x = 200,452,611,444,587.41
  5. Step 5: Solve for x
    x = 200,452,611,444,587.41/12,928,575.84
  6. Step 6: Final answer
    x = 15,504,616.59

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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.