Home / 50,787,350.64-70,090,866.40-28,764,767.74

Finding the Fourth Proportional to 50,787,350.64, 70,090,866.40 and 28,764,767.74

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Solution

The fourth proportional to 50,787,350.64, 70,090,866.40 and 28,764,767.74 is: 39,697,827.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,787,350.64 : 70,090,866.40 = 28,764,767.74 : x
  2. Step 2: Convert to fraction form
    50,787,350.64/70,090,866.40 = 28,764,767.74/x
  3. Step 3: Cross multiply
    50,787,350.64x = 70,090,866.40 × 28,764,767.74
  4. Step 4: Simplify right side
    50,787,350.64x = 2,016,147,492,691,370
  5. Step 5: Solve for x
    x = 2,016,147,492,691,370/50,787,350.64
  6. Step 6: Final answer
    x = 39,697,827.65

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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.