Home / 7,961,854.50-11,947,317.62-3,103,528.77

Finding the Fourth Proportional to 7,961,854.50, 11,947,317.62 and 3,103,528.77

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Solution

The fourth proportional to 7,961,854.50, 11,947,317.62 and 3,103,528.77 is: 4,657,061.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,961,854.50 : 11,947,317.62 = 3,103,528.77 : x
  2. Step 2: Convert to fraction form
    7,961,854.50/11,947,317.62 = 3,103,528.77/x
  3. Step 3: Cross multiply
    7,961,854.50x = 11,947,317.62 × 3,103,528.77
  4. Step 4: Simplify right side
    7,961,854.50x = 37,078,843,942,480.28
  5. Step 5: Solve for x
    x = 37,078,843,942,480.28/7,961,854.50
  6. Step 6: Final answer
    x = 4,657,061.23

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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.