Home / 18,727,216.20-28,090,824.30-14,475,688.20

Finding the Fourth Proportional to 18,727,216.20, 28,090,824.30 and 14,475,688.20

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Solution

The fourth proportional to 18,727,216.20, 28,090,824.30 and 14,475,688.20 is: 21,713,532.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,727,216.20 : 28,090,824.30 = 14,475,688.20 : x
  2. Step 2: Convert to fraction form
    18,727,216.20/28,090,824.30 = 14,475,688.20/x
  3. Step 3: Cross multiply
    18,727,216.20x = 28,090,824.30 × 14,475,688.20
  4. Step 4: Simplify right side
    18,727,216.20x = 406,634,013,847,783.25
  5. Step 5: Solve for x
    x = 406,634,013,847,783.25/18,727,216.20
  6. Step 6: Final answer
    x = 21,713,532.30

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Similar ratio
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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.