Home / 22,454,110.54-30,985,400.21-12,663,969.50

Finding the Fourth Proportional to 22,454,110.54, 30,985,400.21 and 12,663,969.50

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Solution

The fourth proportional to 22,454,110.54, 30,985,400.21 and 12,663,969.50 is: 17,475,560.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,454,110.54 : 30,985,400.21 = 12,663,969.50 : x
  2. Step 2: Convert to fraction form
    22,454,110.54/30,985,400.21 = 12,663,969.50/x
  3. Step 3: Cross multiply
    22,454,110.54x = 30,985,400.21 × 12,663,969.50
  4. Step 4: Simplify right side
    22,454,110.54x = 392,398,163,218,877.19
  5. Step 5: Solve for x
    x = 392,398,163,218,877.19/22,454,110.54
  6. Step 6: Final answer
    x = 17,475,560.32

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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.