Home / 29,142,378.50-40,220,009.22-16,586,486.06

Finding the Fourth Proportional to 29,142,378.50, 40,220,009.22 and 16,586,486.06

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Solution

The fourth proportional to 29,142,378.50, 40,220,009.22 and 16,586,486.06 is: 22,891,358.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,142,378.50 : 40,220,009.22 = 16,586,486.06 : x
  2. Step 2: Convert to fraction form
    29,142,378.50/40,220,009.22 = 16,586,486.06/x
  3. Step 3: Cross multiply
    29,142,378.50x = 40,220,009.22 × 16,586,486.06
  4. Step 4: Simplify right side
    29,142,378.50x = 667,108,622,260,601.50
  5. Step 5: Solve for x
    x = 667,108,622,260,601.50/29,142,378.50
  6. Step 6: Final answer
    x = 22,891,358.10

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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.