Home / 11,856,435.58-16,355,569.68-7,211,641.24

Finding the Fourth Proportional to 11,856,435.58, 16,355,569.68 and 7,211,641.24

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Solution

The fourth proportional to 11,856,435.58, 16,355,569.68 and 7,211,641.24 is: 9,948,226.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,856,435.58 : 16,355,569.68 = 7,211,641.24 : x
  2. Step 2: Convert to fraction form
    11,856,435.58/16,355,569.68 = 7,211,641.24/x
  3. Step 3: Cross multiply
    11,856,435.58x = 16,355,569.68 × 7,211,641.24
  4. Step 4: Simplify right side
    11,856,435.58x = 117,950,500,807,981.61
  5. Step 5: Solve for x
    x = 117,950,500,807,981.61/11,856,435.58
  6. Step 6: Final answer
    x = 9,948,226.01

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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.