Home / 12,892,646.36-19,336,867.28-3,792,615.32

Finding the Fourth Proportional to 12,892,646.36, 19,336,867.28 and 3,792,615.32

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Solution

The fourth proportional to 12,892,646.36, 19,336,867.28 and 3,792,615.32 is: 5,688,304.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,892,646.36 : 19,336,867.28 = 3,792,615.32 : x
  2. Step 2: Convert to fraction form
    12,892,646.36/19,336,867.28 = 3,792,615.32/x
  3. Step 3: Cross multiply
    12,892,646.36x = 19,336,867.28 × 3,792,615.32
  4. Step 4: Simplify right side
    12,892,646.36x = 73,337,299,086,934.73
  5. Step 5: Solve for x
    x = 73,337,299,086,934.73/12,892,646.36
  6. Step 6: Final answer
    x = 5,688,304.56

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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.