Home / 30,360,999.97-41,898,184.75-16,422,348.95

Finding the Fourth Proportional to 30,360,999.97, 41,898,184.75 and 16,422,348.95

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Solution

The fourth proportional to 30,360,999.97, 41,898,184.75 and 16,422,348.95 is: 22,662,844.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,360,999.97 : 41,898,184.75 = 16,422,348.95 : x
  2. Step 2: Convert to fraction form
    30,360,999.97/41,898,184.75 = 16,422,348.95/x
  3. Step 3: Cross multiply
    30,360,999.97x = 41,898,184.75 × 16,422,348.95
  4. Step 4: Simplify right side
    30,360,999.97x = 688,066,610,085,521.75
  5. Step 5: Solve for x
    x = 688,066,610,085,521.75/30,360,999.97
  6. Step 6: Final answer
    x = 22,662,844.14

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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.