Home / 62,197,135.50-85,863,120.75-38,683,251.84

Finding the Fourth Proportional to 62,197,135.50, 85,863,120.75 and 38,683,251.84

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Solution

The fourth proportional to 62,197,135.50, 85,863,120.75 and 38,683,251.84 is: 53,402,213.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,197,135.50 : 85,863,120.75 = 38,683,251.84 : x
  2. Step 2: Convert to fraction form
    62,197,135.50/85,863,120.75 = 38,683,251.84/x
  3. Step 3: Cross multiply
    62,197,135.50x = 85,863,120.75 × 38,683,251.84
  4. Step 4: Simplify right side
    62,197,135.50x = 3,321,464,723,740,580
  5. Step 5: Solve for x
    x = 3,321,464,723,740,580/62,197,135.50
  6. Step 6: Final answer
    x = 53,402,213.74

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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.