Home / 10,863,501.70-16,295,252.55-9,666,775.30

Finding the Fourth Proportional to 10,863,501.70, 16,295,252.55 and 9,666,775.30

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Solution

The fourth proportional to 10,863,501.70, 16,295,252.55 and 9,666,775.30 is: 14,500,162.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,863,501.70 : 16,295,252.55 = 9,666,775.30 : x
  2. Step 2: Convert to fraction form
    10,863,501.70/16,295,252.55 = 9,666,775.30/x
  3. Step 3: Cross multiply
    10,863,501.70x = 16,295,252.55 × 9,666,775.30
  4. Step 4: Simplify right side
    10,863,501.70x = 157,522,544,857,602.03
  5. Step 5: Solve for x
    x = 157,522,544,857,602.03/10,863,501.70
  6. Step 6: Final answer
    x = 14,500,162.95

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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.