Home / 30,375,628.73-41,918,478.75-16,436,983.95

Finding the Fourth Proportional to 30,375,628.73, 41,918,478.75 and 16,436,983.95

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Solution

The fourth proportional to 30,375,628.73, 41,918,478.75 and 16,436,983.95 is: 22,683,097.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,375,628.73 : 41,918,478.75 = 16,436,983.95 : x
  2. Step 2: Convert to fraction form
    30,375,628.73/41,918,478.75 = 16,436,983.95/x
  3. Step 3: Cross multiply
    30,375,628.73x = 41,918,478.75 × 16,436,983.95
  4. Step 4: Simplify right side
    30,375,628.73x = 689,013,362,422,166
  5. Step 5: Solve for x
    x = 689,013,362,422,166/30,375,628.73
  6. Step 6: Final answer
    x = 22,683,097.98

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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.