Home / 7,803,815.60-11,705,723.40-7,644,383.30

Finding the Fourth Proportional to 7,803,815.60, 11,705,723.40 and 7,644,383.30

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Solution

The fourth proportional to 7,803,815.60, 11,705,723.40 and 7,644,383.30 is: 11,466,574.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,803,815.60 : 11,705,723.40 = 7,644,383.30 : x
  2. Step 2: Convert to fraction form
    7,803,815.60/11,705,723.40 = 7,644,383.30/x
  3. Step 3: Cross multiply
    7,803,815.60x = 11,705,723.40 × 7,644,383.30
  4. Step 4: Simplify right side
    7,803,815.60x = 89,483,036,473,379.22
  5. Step 5: Solve for x
    x = 89,483,036,473,379.22/7,803,815.60
  6. Step 6: Final answer
    x = 11,466,574.95

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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.