Home / 13,805,617.53-20,708,426.30-4,220,996.07

Finding the Fourth Proportional to 13,805,617.53, 20,708,426.30 and 4,220,996.07

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Solution

The fourth proportional to 13,805,617.53, 20,708,426.30 and 4,220,996.07 is: 6,331,494.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,805,617.53 : 20,708,426.30 = 4,220,996.07 : x
  2. Step 2: Convert to fraction form
    13,805,617.53/20,708,426.30 = 4,220,996.07/x
  3. Step 3: Cross multiply
    13,805,617.53x = 20,708,426.30 × 4,220,996.07
  4. Step 4: Simplify right side
    13,805,617.53x = 87,410,186,007,079.67
  5. Step 5: Solve for x
    x = 87,410,186,007,079.67/13,805,617.53
  6. Step 6: Final answer
    x = 6,331,494.11

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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.