Home / 18,063,905.40-27,087,984.90-7,277,621.40

Finding the Fourth Proportional to 18,063,905.40, 27,087,984.90 and 7,277,621.40

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Solution

The fourth proportional to 18,063,905.40, 27,087,984.90 and 7,277,621.40 is: 10,913,260.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,063,905.40 : 27,087,984.90 = 7,277,621.40 : x
  2. Step 2: Convert to fraction form
    18,063,905.40/27,087,984.90 = 7,277,621.40/x
  3. Step 3: Cross multiply
    18,063,905.40x = 27,087,984.90 × 7,277,621.40
  4. Step 4: Simplify right side
    18,063,905.40x = 197,136,098,591,116.84
  5. Step 5: Solve for x
    x = 197,136,098,591,116.84/18,063,905.40
  6. Step 6: Final answer
    x = 10,913,260.13

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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.