Home / 14,042,114.10-21,063,171.15-12,447,791.10

Finding the Fourth Proportional to 14,042,114.10, 21,063,171.15 and 12,447,791.10

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Solution

The fourth proportional to 14,042,114.10, 21,063,171.15 and 12,447,791.10 is: 18,671,686.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,042,114.10 : 21,063,171.15 = 12,447,791.10 : x
  2. Step 2: Convert to fraction form
    14,042,114.10/21,063,171.15 = 12,447,791.10/x
  3. Step 3: Cross multiply
    14,042,114.10x = 21,063,171.15 × 12,447,791.10
  4. Step 4: Simplify right side
    14,042,114.10x = 262,189,954,378,746.75
  5. Step 5: Solve for x
    x = 262,189,954,378,746.75/14,042,114.10
  6. Step 6: Final answer
    x = 18,671,686.65

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1.5x scale

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.