Home / 34,085,086.48-47,038,579.95-20,158,379.80

Finding the Fourth Proportional to 34,085,086.48, 47,038,579.95 and 20,158,379.80

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Solution

The fourth proportional to 34,085,086.48, 47,038,579.95 and 20,158,379.80 is: 27,819,250.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,085,086.48 : 47,038,579.95 = 20,158,379.80 : x
  2. Step 2: Convert to fraction form
    34,085,086.48/47,038,579.95 = 20,158,379.80/x
  3. Step 3: Cross multiply
    34,085,086.48x = 47,038,579.95 × 20,158,379.80
  4. Step 4: Simplify right side
    34,085,086.48x = 948,221,559,884,765.12
  5. Step 5: Solve for x
    x = 948,221,559,884,765.12/34,085,086.48
  6. Step 6: Final answer
    x = 27,819,250.52

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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.