Home / 14,474,133.30-21,679,707.15-8,784,434.10

Finding the Fourth Proportional to 14,474,133.30, 21,679,707.15 and 8,784,434.10

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Solution

The fourth proportional to 14,474,133.30, 21,679,707.15 and 8,784,434.10 is: 13,157,537.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,474,133.30 : 21,679,707.15 = 8,784,434.10 : x
  2. Step 2: Convert to fraction form
    14,474,133.30/21,679,707.15 = 8,784,434.10/x
  3. Step 3: Cross multiply
    14,474,133.30x = 21,679,707.15 × 8,784,434.10
  4. Step 4: Simplify right side
    14,474,133.30x = 190,443,958,766,473.78
  5. Step 5: Solve for x
    x = 190,443,958,766,473.78/14,474,133.30
  6. Step 6: Final answer
    x = 13,157,537.99

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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.