Home / 7,379,877.48-11,069,890.64-2,587,682.20

Finding the Fourth Proportional to 7,379,877.48, 11,069,890.64 and 2,587,682.20

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Solution

The fourth proportional to 7,379,877.48, 11,069,890.64 and 2,587,682.20 is: 3,881,549.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,379,877.48 : 11,069,890.64 = 2,587,682.20 : x
  2. Step 2: Convert to fraction form
    7,379,877.48/11,069,890.64 = 2,587,682.20/x
  3. Step 3: Cross multiply
    7,379,877.48x = 11,069,890.64 × 2,587,682.20
  4. Step 4: Simplify right side
    7,379,877.48x = 28,645,358,965,074.61
  5. Step 5: Solve for x
    x = 28,645,358,965,074.61/7,379,877.48
  6. Step 6: Final answer
    x = 3,881,549.39

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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.