Home / 26,045,952.60-39,057,869.70-12,586,906.20

Finding the Fourth Proportional to 26,045,952.60, 39,057,869.70 and 12,586,906.20

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Solution

The fourth proportional to 26,045,952.60, 39,057,869.70 and 12,586,906.20 is: 18,875,014.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,045,952.60 : 39,057,869.70 = 12,586,906.20 : x
  2. Step 2: Convert to fraction form
    26,045,952.60/39,057,869.70 = 12,586,906.20/x
  3. Step 3: Cross multiply
    26,045,952.60x = 39,057,869.70 × 12,586,906.20
  4. Step 4: Simplify right side
    26,045,952.60x = 491,617,742,285,722.12
  5. Step 5: Solve for x
    x = 491,617,742,285,722.12/26,045,952.60
  6. Step 6: Final answer
    x = 18,875,014.86

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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.