Home / 35,436,765.60-53,155,148.40-20,131,264.80

Finding the Fourth Proportional to 35,436,765.60, 53,155,148.40 and 20,131,264.80

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Solution

The fourth proportional to 35,436,765.60, 53,155,148.40 and 20,131,264.80 is: 30,196,897.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,436,765.60 : 53,155,148.40 = 20,131,264.80 : x
  2. Step 2: Convert to fraction form
    35,436,765.60/53,155,148.40 = 20,131,264.80/x
  3. Step 3: Cross multiply
    35,436,765.60x = 53,155,148.40 × 20,131,264.80
  4. Step 4: Simplify right side
    35,436,765.60x = 1,070,080,367,923,696.38
  5. Step 5: Solve for x
    x = 1,070,080,367,923,696.38/35,436,765.60
  6. Step 6: Final answer
    x = 30,196,897.20

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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.