Home / 36,990,506.72-55,425,168.84-19,700,350.40

Finding the Fourth Proportional to 36,990,506.72, 55,425,168.84 and 19,700,350.40

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Solution

The fourth proportional to 36,990,506.72, 55,425,168.84 and 19,700,350.40 is: 29,518,256.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,990,506.72 : 55,425,168.84 = 19,700,350.40 : x
  2. Step 2: Convert to fraction form
    36,990,506.72/55,425,168.84 = 19,700,350.40/x
  3. Step 3: Cross multiply
    36,990,506.72x = 55,425,168.84 × 19,700,350.40
  4. Step 4: Simplify right side
    36,990,506.72x = 1,091,895,247,127,161.50
  5. Step 5: Solve for x
    x = 1,091,895,247,127,161.50/36,990,506.72
  6. Step 6: Final answer
    x = 29,518,256.01

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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.