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Finding the Fourth Proportional to 10,995,978.20, 16,465,973.70 and 10,492,093.40

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Solution

The fourth proportional to 10,995,978.20, 16,465,973.70 and 10,492,093.40 is: 15,711,429.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,995,978.20 : 16,465,973.70 = 10,492,093.40 : x
  2. Step 2: Convert to fraction form
    10,995,978.20/16,465,973.70 = 10,492,093.40/x
  3. Step 3: Cross multiply
    10,995,978.20x = 16,465,973.70 × 10,492,093.40
  4. Step 4: Simplify right side
    10,995,978.20x = 172,762,533,982,343.59
  5. Step 5: Solve for x
    x = 172,762,533,982,343.59/10,995,978.20
  6. Step 6: Final answer
    x = 15,711,429.29

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Why These Related Problems?

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