Home / 30,752,179.54-42,438,084.06-16,814,434.04

Finding the Fourth Proportional to 30,752,179.54, 42,438,084.06 and 16,814,434.04

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Solution

The fourth proportional to 30,752,179.54, 42,438,084.06 and 16,814,434.04 is: 23,203,960.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,752,179.54 : 42,438,084.06 = 16,814,434.04 : x
  2. Step 2: Convert to fraction form
    30,752,179.54/42,438,084.06 = 16,814,434.04/x
  3. Step 3: Cross multiply
    30,752,179.54x = 42,438,084.06 × 16,814,434.04
  4. Step 4: Simplify right side
    30,752,179.54x = 713,572,365,220,851.88
  5. Step 5: Solve for x
    x = 713,572,365,220,851.88/30,752,179.54
  6. Step 6: Final answer
    x = 23,203,960.69

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1.5x scale

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.