Home / 16,903,833.72-25,356,732.30-4,772,281.68

Finding the Fourth Proportional to 16,903,833.72, 25,356,732.30 and 4,772,281.68

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Solution

The fourth proportional to 16,903,833.72, 25,356,732.30 and 4,772,281.68 is: 7,158,699.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,903,833.72 : 25,356,732.30 = 4,772,281.68 : x
  2. Step 2: Convert to fraction form
    16,903,833.72/25,356,732.30 = 4,772,281.68/x
  3. Step 3: Cross multiply
    16,903,833.72x = 25,356,732.30 × 4,772,281.68
  4. Step 4: Simplify right side
    16,903,833.72x = 121,009,469,019,954.27
  5. Step 5: Solve for x
    x = 121,009,469,019,954.27/16,903,833.72
  6. Step 6: Final answer
    x = 7,158,699.68

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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.