Home / 29,905,209-41,269,156.74-16,154,170.92

Finding the Fourth Proportional to 29,905,209, 41,269,156.74 and 16,154,170.92

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Solution

The fourth proportional to 29,905,209, 41,269,156.74 and 16,154,170.92 is: 22,292,738.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,905,209 : 41,269,156.74 = 16,154,170.92 : x
  2. Step 2: Convert to fraction form
    29,905,209/41,269,156.74 = 16,154,170.92/x
  3. Step 3: Cross multiply
    29,905,209x = 41,269,156.74 × 16,154,170.92
  4. Step 4: Simplify right side
    29,905,209x = 666,669,011,702,230
  5. Step 5: Solve for x
    x = 666,669,011,702,230/29,905,209
  6. Step 6: Final answer
    x = 22,292,738.76

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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.