Home / 46,578,257.22-64,288,948.35-28,950,472.86

Finding the Fourth Proportional to 46,578,257.22, 64,288,948.35 and 28,950,472.86

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Solution

The fourth proportional to 46,578,257.22, 64,288,948.35 and 28,950,472.86 is: 39,958,460.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,578,257.22 : 64,288,948.35 = 28,950,472.86 : x
  2. Step 2: Convert to fraction form
    46,578,257.22/64,288,948.35 = 28,950,472.86/x
  3. Step 3: Cross multiply
    46,578,257.22x = 64,288,948.35 × 28,950,472.86
  4. Step 4: Simplify right side
    46,578,257.22x = 1,861,195,454,404,616.75
  5. Step 5: Solve for x
    x = 1,861,195,454,404,616.75/46,578,257.22
  6. Step 6: Final answer
    x = 39,958,460.57

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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.