Home / 42,956,080.70-59,291,882.86-28,073,643.52

Finding the Fourth Proportional to 42,956,080.70, 59,291,882.86 and 28,073,643.52

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Solution

The fourth proportional to 42,956,080.70, 59,291,882.86 and 28,073,643.52 is: 38,749,791.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,956,080.70 : 59,291,882.86 = 28,073,643.52 : x
  2. Step 2: Convert to fraction form
    42,956,080.70/59,291,882.86 = 28,073,643.52/x
  3. Step 3: Cross multiply
    42,956,080.70x = 59,291,882.86 × 28,073,643.52
  4. Step 4: Simplify right side
    42,956,080.70x = 1,664,539,183,041,238
  5. Step 5: Solve for x
    x = 1,664,539,183,041,238/42,956,080.70
  6. Step 6: Final answer
    x = 38,749,791.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.