Home / 48,219,409.80-72,329,114.70-12,317,617.80

Finding the Fourth Proportional to 48,219,409.80, 72,329,114.70 and 12,317,617.80

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Solution

The fourth proportional to 48,219,409.80, 72,329,114.70 and 12,317,617.80 is: 18,476,426.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,219,409.80 : 72,329,114.70 = 12,317,617.80 : x
  2. Step 2: Convert to fraction form
    48,219,409.80/72,329,114.70 = 12,317,617.80/x
  3. Step 3: Cross multiply
    48,219,409.80x = 72,329,114.70 × 12,317,617.80
  4. Step 4: Simplify right side
    48,219,409.80x = 890,922,390,686,961.75
  5. Step 5: Solve for x
    x = 890,922,390,686,961.75/48,219,409.80
  6. Step 6: Final answer
    x = 18,476,426.70

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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.