Home / 36,208,391.40-54,312,587.10-31,531,710.60

Finding the Fourth Proportional to 36,208,391.40, 54,312,587.10 and 31,531,710.60

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Solution

The fourth proportional to 36,208,391.40, 54,312,587.10 and 31,531,710.60 is: 47,297,565.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,208,391.40 : 54,312,587.10 = 31,531,710.60 : x
  2. Step 2: Convert to fraction form
    36,208,391.40/54,312,587.10 = 31,531,710.60/x
  3. Step 3: Cross multiply
    36,208,391.40x = 54,312,587.10 × 31,531,710.60
  4. Step 4: Simplify right side
    36,208,391.40x = 1,712,568,778,374,493.50
  5. Step 5: Solve for x
    x = 1,712,568,778,374,493.50/36,208,391.40
  6. Step 6: Final answer
    x = 47,297,565.90

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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.