Home / 12,807,793.77-17,674,894.92-7,006,450.96

Finding the Fourth Proportional to 12,807,793.77, 17,674,894.92 and 7,006,450.96

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Solution

The fourth proportional to 12,807,793.77, 17,674,894.92 and 7,006,450.96 is: 9,668,978.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,807,793.77 : 17,674,894.92 = 7,006,450.96 : x
  2. Step 2: Convert to fraction form
    12,807,793.77/17,674,894.92 = 7,006,450.96/x
  3. Step 3: Cross multiply
    12,807,793.77x = 17,674,894.92 × 7,006,450.96
  4. Step 4: Simplify right side
    12,807,793.77x = 123,838,284,480,133.14
  5. Step 5: Solve for x
    x = 123,838,284,480,133.14/12,807,793.77
  6. Step 6: Final answer
    x = 9,668,978.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.