Home / 35,503,857.40-53,255,786.10-29,121,316.60

Finding the Fourth Proportional to 35,503,857.40, 53,255,786.10 and 29,121,316.60

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Solution

The fourth proportional to 35,503,857.40, 53,255,786.10 and 29,121,316.60 is: 43,681,974.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,503,857.40 : 53,255,786.10 = 29,121,316.60 : x
  2. Step 2: Convert to fraction form
    35,503,857.40/53,255,786.10 = 29,121,316.60/x
  3. Step 3: Cross multiply
    35,503,857.40x = 53,255,786.10 × 29,121,316.60
  4. Step 4: Simplify right side
    35,503,857.40x = 1,550,878,607,799,979.50
  5. Step 5: Solve for x
    x = 1,550,878,607,799,979.50/35,503,857.40
  6. Step 6: Final answer
    x = 43,681,974.90

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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.