Home / 22,361,043.30-30,857,525-12,571,901.70

Finding the Fourth Proportional to 22,361,043.30, 30,857,525 and 12,571,901.70

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Solution

The fourth proportional to 22,361,043.30, 30,857,525 and 12,571,901.70 is: 17,348,822.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,361,043.30 : 30,857,525 = 12,571,901.70 : x
  2. Step 2: Convert to fraction form
    22,361,043.30/30,857,525 = 12,571,901.70/x
  3. Step 3: Cross multiply
    22,361,043.30x = 30,857,525 × 12,571,901.70
  4. Step 4: Simplify right side
    22,361,043.30x = 387,937,771,005,292.50
  5. Step 5: Solve for x
    x = 387,937,771,005,292.50/22,361,043.30
  6. Step 6: Final answer
    x = 17,348,822.49

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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.