Home / 70,049,853.75-104,983,639.85-28,502,310.77

Finding the Fourth Proportional to 70,049,853.75, 104,983,639.85 and 28,502,310.77

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Solution

The fourth proportional to 70,049,853.75, 104,983,639.85 and 28,502,310.77 is: 42,716,382.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,049,853.75 : 104,983,639.85 = 28,502,310.77 : x
  2. Step 2: Convert to fraction form
    70,049,853.75/104,983,639.85 = 28,502,310.77/x
  3. Step 3: Cross multiply
    70,049,853.75x = 104,983,639.85 × 28,502,310.77
  4. Step 4: Simplify right side
    70,049,853.75x = 2,992,276,329,301,015.50
  5. Step 5: Solve for x
    x = 2,992,276,329,301,015.50/70,049,853.75
  6. Step 6: Final answer
    x = 42,716,382.25

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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.