Home / 20,168,683.60-27,832,095.24-12,019,773.52

Finding the Fourth Proportional to 20,168,683.60, 27,832,095.24 and 12,019,773.52

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Solution

The fourth proportional to 20,168,683.60, 27,832,095.24 and 12,019,773.52 is: 16,586,877.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,168,683.60 : 27,832,095.24 = 12,019,773.52 : x
  2. Step 2: Convert to fraction form
    20,168,683.60/27,832,095.24 = 12,019,773.52/x
  3. Step 3: Cross multiply
    20,168,683.60x = 27,832,095.24 × 12,019,773.52
  4. Step 4: Simplify right side
    20,168,683.60x = 334,535,481,371,870
  5. Step 5: Solve for x
    x = 334,535,481,371,870/20,168,683.60
  6. Step 6: Final answer
    x = 16,586,877.36

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1.5x scale

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.