Home / 30,219,100.20-41,702,220.24-16,468,060.68

Finding the Fourth Proportional to 30,219,100.20, 41,702,220.24 and 16,468,060.68

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Solution

The fourth proportional to 30,219,100.20, 41,702,220.24 and 16,468,060.68 is: 22,725,848.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,219,100.20 : 41,702,220.24 = 16,468,060.68 : x
  2. Step 2: Convert to fraction form
    30,219,100.20/41,702,220.24 = 16,468,060.68/x
  3. Step 3: Cross multiply
    30,219,100.20x = 41,702,220.24 × 16,468,060.68
  4. Step 4: Simplify right side
    30,219,100.20x = 686,754,693,403,044.12
  5. Step 5: Solve for x
    x = 686,754,693,403,044.12/30,219,100.20
  6. Step 6: Final answer
    x = 22,725,848.51

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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.