Home / 14,435,056.48-19,920,377.32-7,908,933.48

Finding the Fourth Proportional to 14,435,056.48, 19,920,377.32 and 7,908,933.48

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Solution

The fourth proportional to 14,435,056.48, 19,920,377.32 and 7,908,933.48 is: 10,914,327.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,435,056.48 : 19,920,377.32 = 7,908,933.48 : x
  2. Step 2: Convert to fraction form
    14,435,056.48/19,920,377.32 = 7,908,933.48/x
  3. Step 3: Cross multiply
    14,435,056.48x = 19,920,377.32 × 7,908,933.48
  4. Step 4: Simplify right side
    14,435,056.48x = 157,548,939,120,380.69
  5. Step 5: Solve for x
    x = 157,548,939,120,380.69/14,435,056.48
  6. Step 6: Final answer
    x = 10,914,327.86

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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.