Home / 37,837,796.11-52,216,156.64-20,434,139.66

Finding the Fourth Proportional to 37,837,796.11, 52,216,156.64 and 20,434,139.66

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Solution

The fourth proportional to 37,837,796.11, 52,216,156.64 and 20,434,139.66 is: 28,199,111.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,837,796.11 : 52,216,156.64 = 20,434,139.66 : x
  2. Step 2: Convert to fraction form
    37,837,796.11/52,216,156.64 = 20,434,139.66/x
  3. Step 3: Cross multiply
    37,837,796.11x = 52,216,156.64 × 20,434,139.66
  4. Step 4: Simplify right side
    37,837,796.11x = 1,066,992,237,017,757.62
  5. Step 5: Solve for x
    x = 1,066,992,237,017,757.62/37,837,796.11
  6. Step 6: Final answer
    x = 28,199,111.65

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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.