Home / 10,752,813.10-16,102,647.60-7,139,014.30

Finding the Fourth Proportional to 10,752,813.10, 16,102,647.60 and 7,139,014.30

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Solution

The fourth proportional to 10,752,813.10, 16,102,647.60 and 7,139,014.30 is: 10,690,879.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,752,813.10 : 16,102,647.60 = 7,139,014.30 : x
  2. Step 2: Convert to fraction form
    10,752,813.10/16,102,647.60 = 7,139,014.30/x
  3. Step 3: Cross multiply
    10,752,813.10x = 16,102,647.60 × 7,139,014.30
  4. Step 4: Simplify right side
    10,752,813.10x = 114,957,031,484,260.67
  5. Step 5: Solve for x
    x = 114,957,031,484,260.67/10,752,813.10
  6. Step 6: Final answer
    x = 10,690,879.72

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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.