Home / 75,634,849.38-113,485,273.74-26,485,978.40

Finding the Fourth Proportional to 75,634,849.38, 113,485,273.74 and 26,485,978.40

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Solution

The fourth proportional to 75,634,849.38, 113,485,273.74 and 26,485,978.40 is: 39,740,523.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,634,849.38 : 113,485,273.74 = 26,485,978.40 : x
  2. Step 2: Convert to fraction form
    75,634,849.38/113,485,273.74 = 26,485,978.40/x
  3. Step 3: Cross multiply
    75,634,849.38x = 113,485,273.74 × 26,485,978.40
  4. Step 4: Simplify right side
    75,634,849.38x = 3,005,768,508,863,297
  5. Step 5: Solve for x
    x = 3,005,768,508,863,297/75,634,849.38
  6. Step 6: Final answer
    x = 39,740,523.50

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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.