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Finding the Fourth Proportional to 15,884,145.60, 23,826,218.40 and 15,884,145.60

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Solution

The fourth proportional to 15,884,145.60, 23,826,218.40 and 15,884,145.60 is: 23,826,218.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,884,145.60 : 23,826,218.40 = 15,884,145.60 : x
  2. Step 2: Convert to fraction form
    15,884,145.60/23,826,218.40 = 15,884,145.60/x
  3. Step 3: Cross multiply
    15,884,145.60x = 23,826,218.40 × 15,884,145.60
  4. Step 4: Simplify right side
    15,884,145.60x = 378,459,122,162,999
  5. Step 5: Solve for x
    x = 378,459,122,162,999/15,884,145.60
  6. Step 6: Final answer
    x = 23,826,218.40

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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.