Home / 16,789,464.40-25,184,196.60-5,431,061.20

Finding the Fourth Proportional to 16,789,464.40, 25,184,196.60 and 5,431,061.20

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Solution

The fourth proportional to 16,789,464.40, 25,184,196.60 and 5,431,061.20 is: 8,146,591.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,789,464.40 : 25,184,196.60 = 5,431,061.20 : x
  2. Step 2: Convert to fraction form
    16,789,464.40/25,184,196.60 = 5,431,061.20/x
  3. Step 3: Cross multiply
    16,789,464.40x = 25,184,196.60 × 5,431,061.20
  4. Step 4: Simplify right side
    16,789,464.40x = 136,776,913,007,431.94
  5. Step 5: Solve for x
    x = 136,776,913,007,431.94/16,789,464.40
  6. Step 6: Final answer
    x = 8,146,591.80

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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.