Home / 12,705,289-17,533,285.40-6,904,056.92

Finding the Fourth Proportional to 12,705,289, 17,533,285.40 and 6,904,056.92

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Solution

The fourth proportional to 12,705,289, 17,533,285.40 and 6,904,056.92 is: 9,527,591.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,705,289 : 17,533,285.40 = 6,904,056.92 : x
  2. Step 2: Convert to fraction form
    12,705,289/17,533,285.40 = 6,904,056.92/x
  3. Step 3: Cross multiply
    12,705,289x = 17,533,285.40 × 6,904,056.92
  4. Step 4: Simplify right side
    12,705,289x = 121,050,800,396,204.95
  5. Step 5: Solve for x
    x = 121,050,800,396,204.95/12,705,289
  6. Step 6: Final answer
    x = 9,527,591.26

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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.