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Finding the Fourth Proportional to 14,952,162.45, 20,996,800.35 and 14,952,162.45

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Solution

The fourth proportional to 14,952,162.45, 20,996,800.35 and 14,952,162.45 is: 20,996,800.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,952,162.45 : 20,996,800.35 = 14,952,162.45 : x
  2. Step 2: Convert to fraction form
    14,952,162.45/20,996,800.35 = 14,952,162.45/x
  3. Step 3: Cross multiply
    14,952,162.45x = 20,996,800.35 × 14,952,162.45
  4. Step 4: Simplify right side
    14,952,162.45x = 313,947,569,763,416.88
  5. Step 5: Solve for x
    x = 313,947,569,763,416.88/14,952,162.45
  6. Step 6: Final answer
    x = 20,996,800.35

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.