Home / 5,212,224.92-7,192,865.55-2,920,402.01

Finding the Fourth Proportional to 5,212,224.92, 7,192,865.55 and 2,920,402.01

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Solution

The fourth proportional to 5,212,224.92, 7,192,865.55 and 2,920,402.01 is: 4,030,152.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,212,224.92 : 7,192,865.55 = 2,920,402.01 : x
  2. Step 2: Convert to fraction form
    5,212,224.92/7,192,865.55 = 2,920,402.01/x
  3. Step 3: Cross multiply
    5,212,224.92x = 7,192,865.55 × 2,920,402.01
  4. Step 4: Simplify right side
    5,212,224.92x = 21,006,059,009,879.75
  5. Step 5: Solve for x
    x = 21,006,059,009,879.75/5,212,224.92
  6. Step 6: Final answer
    x = 4,030,152.06

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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.