Home / 75,400,635.55-113,102,081.51-28,716,699.52

Finding the Fourth Proportional to 75,400,635.55, 113,102,081.51 and 28,716,699.52

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Solution

The fourth proportional to 75,400,635.55, 113,102,081.51 and 28,716,699.52 is: 43,075,478.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,400,635.55 : 113,102,081.51 = 28,716,699.52 : x
  2. Step 2: Convert to fraction form
    75,400,635.55/113,102,081.51 = 28,716,699.52/x
  3. Step 3: Cross multiply
    75,400,635.55x = 113,102,081.51 × 28,716,699.52
  4. Step 4: Simplify right side
    75,400,635.55x = 3,247,918,490,286,730
  5. Step 5: Solve for x
    x = 3,247,918,490,286,730/75,400,635.55
  6. Step 6: Final answer
    x = 43,075,478.96

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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.