Home / 20,000,769.21-27,601,062.39-10,833,411.96

Finding the Fourth Proportional to 20,000,769.21, 27,601,062.39 and 10,833,411.96

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Solution

The fourth proportional to 20,000,769.21, 27,601,062.39 and 10,833,411.96 is: 14,950,108.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,000,769.21 : 27,601,062.39 = 10,833,411.96 : x
  2. Step 2: Convert to fraction form
    20,000,769.21/27,601,062.39 = 10,833,411.96/x
  3. Step 3: Cross multiply
    20,000,769.21x = 27,601,062.39 × 10,833,411.96
  4. Step 4: Simplify right side
    20,000,769.21x = 299,013,679,404,532.19
  5. Step 5: Solve for x
    x = 299,013,679,404,532.19/20,000,769.21
  6. Step 6: Final answer
    x = 14,950,108.98

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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.