Home / 28,455,931.13-39,274,504.83-16,232,788.13

Finding the Fourth Proportional to 28,455,931.13, 39,274,504.83 and 16,232,788.13

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Solution

The fourth proportional to 28,455,931.13, 39,274,504.83 and 16,232,788.13 is: 22,404,282.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,455,931.13 : 39,274,504.83 = 16,232,788.13 : x
  2. Step 2: Convert to fraction form
    28,455,931.13/39,274,504.83 = 16,232,788.13/x
  3. Step 3: Cross multiply
    28,455,931.13x = 39,274,504.83 × 16,232,788.13
  4. Step 4: Simplify right side
    28,455,931.13x = 637,534,715,619,679.12
  5. Step 5: Solve for x
    x = 637,534,715,619,679.12/28,455,931.13
  6. Step 6: Final answer
    x = 22,404,282.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.