Home / 14,357,564.10-21,518,385.19-7,171,103.97

Finding the Fourth Proportional to 14,357,564.10, 21,518,385.19 and 7,171,103.97

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Solution

The fourth proportional to 14,357,564.10, 21,518,385.19 and 7,171,103.97 is: 10,747,685.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,357,564.10 : 21,518,385.19 = 7,171,103.97 : x
  2. Step 2: Convert to fraction form
    14,357,564.10/21,518,385.19 = 7,171,103.97/x
  3. Step 3: Cross multiply
    14,357,564.10x = 21,518,385.19 × 7,171,103.97
  4. Step 4: Simplify right side
    14,357,564.10x = 154,310,577,463,998.22
  5. Step 5: Solve for x
    x = 154,310,577,463,998.22/14,357,564.10
  6. Step 6: Final answer
    x = 10,747,685.08

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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.