Home / 14,301,784.80-21,452,677.20-12,734,143.20

Finding the Fourth Proportional to 14,301,784.80, 21,452,677.20 and 12,734,143.20

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Solution

The fourth proportional to 14,301,784.80, 21,452,677.20 and 12,734,143.20 is: 19,101,214.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,301,784.80 : 21,452,677.20 = 12,734,143.20 : x
  2. Step 2: Convert to fraction form
    14,301,784.80/21,452,677.20 = 12,734,143.20/x
  3. Step 3: Cross multiply
    14,301,784.80x = 21,452,677.20 × 12,734,143.20
  4. Step 4: Simplify right side
    14,301,784.80x = 273,181,463,488,175
  5. Step 5: Solve for x
    x = 273,181,463,488,175/14,301,784.80
  6. Step 6: Final answer
    x = 19,101,214.80

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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.