Home / 13,376,435.40-20,064,653.10-3,279,056.40

Finding the Fourth Proportional to 13,376,435.40, 20,064,653.10 and 3,279,056.40

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Solution

The fourth proportional to 13,376,435.40, 20,064,653.10 and 3,279,056.40 is: 4,918,584.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,376,435.40 : 20,064,653.10 = 3,279,056.40 : x
  2. Step 2: Convert to fraction form
    13,376,435.40/20,064,653.10 = 3,279,056.40/x
  3. Step 3: Cross multiply
    13,376,435.40x = 20,064,653.10 × 3,279,056.40
  4. Step 4: Simplify right side
    13,376,435.40x = 65,793,129,161,334.84
  5. Step 5: Solve for x
    x = 65,793,129,161,334.84/13,376,435.40
  6. Step 6: Final answer
    x = 4,918,584.60

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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.