Home / 52,697,217.75-72,729,798.03-30,365,859.21

Finding the Fourth Proportional to 52,697,217.75, 72,729,798.03 and 30,365,859.21

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Solution

The fourth proportional to 52,697,217.75, 72,729,798.03 and 30,365,859.21 is: 41,909,286.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,697,217.75 : 72,729,798.03 = 30,365,859.21 : x
  2. Step 2: Convert to fraction form
    52,697,217.75/72,729,798.03 = 30,365,859.21/x
  3. Step 3: Cross multiply
    52,697,217.75x = 72,729,798.03 × 30,365,859.21
  4. Step 4: Simplify right side
    52,697,217.75x = 2,208,502,807,350,715.50
  5. Step 5: Solve for x
    x = 2,208,502,807,350,715.50/52,697,217.75
  6. Step 6: Final answer
    x = 41,909,286.71

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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.