Home / 30,471,252.73-45,696,250.27-13,422,625.45

Finding the Fourth Proportional to 30,471,252.73, 45,696,250.27 and 13,422,625.45

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Solution

The fourth proportional to 30,471,252.73, 45,696,250.27 and 13,422,625.45 is: 20,129,256.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,471,252.73 : 45,696,250.27 = 13,422,625.45 : x
  2. Step 2: Convert to fraction form
    30,471,252.73/45,696,250.27 = 13,422,625.45/x
  3. Step 3: Cross multiply
    30,471,252.73x = 45,696,250.27 × 13,422,625.45
  4. Step 4: Simplify right side
    30,471,252.73x = 613,363,651,746,209
  5. Step 5: Solve for x
    x = 613,363,651,746,209/30,471,252.73
  6. Step 6: Final answer
    x = 20,129,256.16

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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.