Home / 7,351,036.20-11,018,681.10-2,800,326.60

Finding the Fourth Proportional to 7,351,036.20, 11,018,681.10 and 2,800,326.60

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Solution

The fourth proportional to 7,351,036.20, 11,018,681.10 and 2,800,326.60 is: 4,197,490.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,351,036.20 : 11,018,681.10 = 2,800,326.60 : x
  2. Step 2: Convert to fraction form
    7,351,036.20/11,018,681.10 = 2,800,326.60/x
  3. Step 3: Cross multiply
    7,351,036.20x = 11,018,681.10 × 2,800,326.60
  4. Step 4: Simplify right side
    7,351,036.20x = 30,855,905,781,247.26
  5. Step 5: Solve for x
    x = 30,855,905,781,247.26/7,351,036.20
  6. Step 6: Final answer
    x = 4,197,490.66

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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.