Home / 11,282,985-15,570,519.30-6,454,089

Finding the Fourth Proportional to 11,282,985, 15,570,519.30 and 6,454,089

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Solution

The fourth proportional to 11,282,985, 15,570,519.30 and 6,454,089 is: 8,906,642.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,282,985 : 15,570,519.30 = 6,454,089 : x
  2. Step 2: Convert to fraction form
    11,282,985/15,570,519.30 = 6,454,089/x
  3. Step 3: Cross multiply
    11,282,985x = 15,570,519.30 × 6,454,089
  4. Step 4: Simplify right side
    11,282,985x = 100,493,517,338,417.70
  5. Step 5: Solve for x
    x = 100,493,517,338,417.70/11,282,985
  6. Step 6: Final answer
    x = 8,906,642.82

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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.