Home / 75,421,135.32-113,070,679.56-23,579,065.77

Finding the Fourth Proportional to 75,421,135.32, 113,070,679.56 and 23,579,065.77

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Solution

The fourth proportional to 75,421,135.32, 113,070,679.56 and 23,579,065.77 is: 35,349,520.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,421,135.32 : 113,070,679.56 = 23,579,065.77 : x
  2. Step 2: Convert to fraction form
    75,421,135.32/113,070,679.56 = 23,579,065.77/x
  3. Step 3: Cross multiply
    75,421,135.32x = 113,070,679.56 × 23,579,065.77
  4. Step 4: Simplify right side
    75,421,135.32x = 2,666,100,990,003,834.50
  5. Step 5: Solve for x
    x = 2,666,100,990,003,834.50/75,421,135.32
  6. Step 6: Final answer
    x = 35,349,520.78

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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.