Home / 14,369,249.30-21,553,873.95-12,810,355.70

Finding the Fourth Proportional to 14,369,249.30, 21,553,873.95 and 12,810,355.70

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Solution

The fourth proportional to 14,369,249.30, 21,553,873.95 and 12,810,355.70 is: 19,215,533.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,369,249.30 : 21,553,873.95 = 12,810,355.70 : x
  2. Step 2: Convert to fraction form
    14,369,249.30/21,553,873.95 = 12,810,355.70/x
  3. Step 3: Cross multiply
    14,369,249.30x = 21,553,873.95 × 12,810,355.70
  4. Step 4: Simplify right side
    14,369,249.30x = 276,112,792,012,464
  5. Step 5: Solve for x
    x = 276,112,792,012,464/14,369,249.30
  6. Step 6: Final answer
    x = 19,215,533.55

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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.