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Finding the Fourth Proportional to 14,994,473.80, 22,491,710.70 and 13,356,848.20

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Solution

The fourth proportional to 14,994,473.80, 22,491,710.70 and 13,356,848.20 is: 20,035,272.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,994,473.80 : 22,491,710.70 = 13,356,848.20 : x
  2. Step 2: Convert to fraction form
    14,994,473.80/22,491,710.70 = 13,356,848.20/x
  3. Step 3: Cross multiply
    14,994,473.80x = 22,491,710.70 × 13,356,848.20
  4. Step 4: Simplify right side
    14,994,473.80x = 300,418,365,578,215.69
  5. Step 5: Solve for x
    x = 300,418,365,578,215.69/14,994,473.80
  6. Step 6: Final answer
    x = 20,035,272.30

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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.