Home / 36,703,989.10-55,055,983.65-12,769,461.10

Finding the Fourth Proportional to 36,703,989.10, 55,055,983.65 and 12,769,461.10

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Solution

The fourth proportional to 36,703,989.10, 55,055,983.65 and 12,769,461.10 is: 19,154,191.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,703,989.10 : 55,055,983.65 = 12,769,461.10 : x
  2. Step 2: Convert to fraction form
    36,703,989.10/55,055,983.65 = 12,769,461.10/x
  3. Step 3: Cross multiply
    36,703,989.10x = 55,055,983.65 × 12,769,461.10
  4. Step 4: Simplify right side
    36,703,989.10x = 703,035,241,540,911
  5. Step 5: Solve for x
    x = 703,035,241,540,911/36,703,989.10
  6. Step 6: Final answer
    x = 19,154,191.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.