Home / 43,578,019.40-65,367,029.10-36,775,574.60

Finding the Fourth Proportional to 43,578,019.40, 65,367,029.10 and 36,775,574.60

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Solution

The fourth proportional to 43,578,019.40, 65,367,029.10 and 36,775,574.60 is: 55,163,361.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,578,019.40 : 65,367,029.10 = 36,775,574.60 : x
  2. Step 2: Convert to fraction form
    43,578,019.40/65,367,029.10 = 36,775,574.60/x
  3. Step 3: Cross multiply
    43,578,019.40x = 65,367,029.10 × 36,775,574.60
  4. Step 4: Simplify right side
    43,578,019.40x = 2,403,910,055,047,421
  5. Step 5: Solve for x
    x = 2,403,910,055,047,421/43,578,019.40
  6. Step 6: Final answer
    x = 55,163,361.90

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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.