Home / 47,148,222.74-70,722,353.71-21,210,227.54

Finding the Fourth Proportional to 47,148,222.74, 70,722,353.71 and 21,210,227.54

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Solution

The fourth proportional to 47,148,222.74, 70,722,353.71 and 21,210,227.54 is: 31,815,350.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,148,222.74 : 70,722,353.71 = 21,210,227.54 : x
  2. Step 2: Convert to fraction form
    47,148,222.74/70,722,353.71 = 21,210,227.54/x
  3. Step 3: Cross multiply
    47,148,222.74x = 70,722,353.71 × 21,210,227.54
  4. Step 4: Simplify right side
    47,148,222.74x = 1,500,037,214,291,573.25
  5. Step 5: Solve for x
    x = 1,500,037,214,291,573.25/47,148,222.74
  6. Step 6: Final answer
    x = 31,815,350.13

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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.