Home / 7,485,996.90-11,208,000.15-7,276,044.90

Finding the Fourth Proportional to 7,485,996.90, 11,208,000.15 and 7,276,044.90

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Solution

The fourth proportional to 7,485,996.90, 11,208,000.15 and 7,276,044.90 is: 10,893,660.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,485,996.90 : 11,208,000.15 = 7,276,044.90 : x
  2. Step 2: Convert to fraction form
    7,485,996.90/11,208,000.15 = 7,276,044.90/x
  3. Step 3: Cross multiply
    7,485,996.90x = 11,208,000.15 × 7,276,044.90
  4. Step 4: Simplify right side
    7,485,996.90x = 81,549,912,330,606.73
  5. Step 5: Solve for x
    x = 81,549,912,330,606.73/7,485,996.90
  6. Step 6: Final answer
    x = 10,893,660.98

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1.5x scale

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.