Home / 47,237,453.40-70,811,597.70-25,640,218.20

Finding the Fourth Proportional to 47,237,453.40, 70,811,597.70 and 25,640,218.20

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Solution

The fourth proportional to 47,237,453.40, 70,811,597.70 and 25,640,218.20 is: 38,436,128.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,237,453.40 : 70,811,597.70 = 25,640,218.20 : x
  2. Step 2: Convert to fraction form
    47,237,453.40/70,811,597.70 = 25,640,218.20/x
  3. Step 3: Cross multiply
    47,237,453.40x = 70,811,597.70 × 25,640,218.20
  4. Step 4: Simplify right side
    47,237,453.40x = 1,815,624,816,118,618.25
  5. Step 5: Solve for x
    x = 1,815,624,816,118,618.25/47,237,453.40
  6. Step 6: Final answer
    x = 38,436,128.23

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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.