Home / 30,103,429.43-41,543,872.35-16,872,848.69

Finding the Fourth Proportional to 30,103,429.43, 41,543,872.35 and 16,872,848.69

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Solution

The fourth proportional to 30,103,429.43, 41,543,872.35 and 16,872,848.69 is: 23,285,170.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,103,429.43 : 41,543,872.35 = 16,872,848.69 : x
  2. Step 2: Convert to fraction form
    30,103,429.43/41,543,872.35 = 16,872,848.69/x
  3. Step 3: Cross multiply
    30,103,429.43x = 41,543,872.35 × 16,872,848.69
  4. Step 4: Simplify right side
    30,103,429.43x = 700,963,472,158,224.75
  5. Step 5: Solve for x
    x = 700,963,472,158,224.75/30,103,429.43
  6. Step 6: Final answer
    x = 23,285,170.01

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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.