Home / 30,781,863.30-46,142,338.95-14,579,336.10

Finding the Fourth Proportional to 30,781,863.30, 46,142,338.95 and 14,579,336.10

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Solution

The fourth proportional to 30,781,863.30, 46,142,338.95 and 14,579,336.10 is: 21,854,579.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,781,863.30 : 46,142,338.95 = 14,579,336.10 : x
  2. Step 2: Convert to fraction form
    30,781,863.30/46,142,338.95 = 14,579,336.10/x
  3. Step 3: Cross multiply
    30,781,863.30x = 46,142,338.95 × 14,579,336.10
  4. Step 4: Simplify right side
    30,781,863.30x = 672,724,667,992,171.12
  5. Step 5: Solve for x
    x = 672,724,667,992,171.12/30,781,863.30
  6. Step 6: Final answer
    x = 21,854,579.15

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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.