Home / 8,423,860.72-11,632,014-5,331,838.77

Finding the Fourth Proportional to 8,423,860.72, 11,632,014 and 5,331,838.77

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Solution

The fourth proportional to 8,423,860.72, 11,632,014 and 5,331,838.77 is: 7,362,422.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,423,860.72 : 11,632,014 = 5,331,838.77 : x
  2. Step 2: Convert to fraction form
    8,423,860.72/11,632,014 = 5,331,838.77/x
  3. Step 3: Cross multiply
    8,423,860.72x = 11,632,014 × 5,331,838.77
  4. Step 4: Simplify right side
    8,423,860.72x = 62,020,023,218,382.77
  5. Step 5: Solve for x
    x = 62,020,023,218,382.77/8,423,860.72
  6. Step 6: Final answer
    x = 7,362,422.68

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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.