Home / 75,400,633.89-113,102,079.04-28,716,697.88

Finding the Fourth Proportional to 75,400,633.89, 113,102,079.04 and 28,716,697.88

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Solution

The fourth proportional to 75,400,633.89, 113,102,079.04 and 28,716,697.88 is: 43,075,476.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,400,633.89 : 113,102,079.04 = 28,716,697.88 : x
  2. Step 2: Convert to fraction form
    75,400,633.89/113,102,079.04 = 28,716,697.88/x
  3. Step 3: Cross multiply
    75,400,633.89x = 113,102,079.04 × 28,716,697.88
  4. Step 4: Simplify right side
    75,400,633.89x = 3,247,918,233,574,587
  5. Step 5: Solve for x
    x = 3,247,918,233,574,587/75,400,633.89
  6. Step 6: Final answer
    x = 43,075,476.50

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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.