Home / 40,975,128.87-56,544,994.83-22,389,860.71

Finding the Fourth Proportional to 40,975,128.87, 56,544,994.83 and 22,389,860.71

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Solution

The fourth proportional to 40,975,128.87, 56,544,994.83 and 22,389,860.71 is: 30,897,634.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,975,128.87 : 56,544,994.83 = 22,389,860.71 : x
  2. Step 2: Convert to fraction form
    40,975,128.87/56,544,994.83 = 22,389,860.71/x
  3. Step 3: Cross multiply
    40,975,128.87x = 56,544,994.83 × 22,389,860.71
  4. Step 4: Simplify right side
    40,975,128.87x = 1,266,034,558,091,370.25
  5. Step 5: Solve for x
    x = 1,266,034,558,091,370.25/40,975,128.87
  6. Step 6: Final answer
    x = 30,897,634.57

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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.