Home / 7,712,201.40-11,560,428.90-4,515,682.20

Finding the Fourth Proportional to 7,712,201.40, 11,560,428.90 and 4,515,682.20

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Solution

The fourth proportional to 7,712,201.40, 11,560,428.90 and 4,515,682.20 is: 6,768,913.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,712,201.40 : 11,560,428.90 = 4,515,682.20 : x
  2. Step 2: Convert to fraction form
    7,712,201.40/11,560,428.90 = 4,515,682.20/x
  3. Step 3: Cross multiply
    7,712,201.40x = 11,560,428.90 × 4,515,682.20
  4. Step 4: Simplify right side
    7,712,201.40x = 52,203,223,008,095.59
  5. Step 5: Solve for x
    x = 52,203,223,008,095.59/7,712,201.40
  6. Step 6: Final answer
    x = 6,768,913.35

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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.