Home / 75,015,032.68-112,526,908.44-28,957,162.60

Finding the Fourth Proportional to 75,015,032.68, 112,526,908.44 and 28,957,162.60

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Solution

The fourth proportional to 75,015,032.68, 112,526,908.44 and 28,957,162.60 is: 43,437,426.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,015,032.68 : 112,526,908.44 = 28,957,162.60 : x
  2. Step 2: Convert to fraction form
    75,015,032.68/112,526,908.44 = 28,957,162.60/x
  3. Step 3: Cross multiply
    75,015,032.68x = 112,526,908.44 × 28,957,162.60
  4. Step 4: Simplify right side
    75,015,032.68x = 3,258,459,984,572,392.50
  5. Step 5: Solve for x
    x = 3,258,459,984,572,392.50/75,015,032.68
  6. Step 6: Final answer
    x = 43,437,426.72

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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.