Home / 9,288,811.38-12,818,718.17-5,102,672.77

Finding the Fourth Proportional to 9,288,811.38, 12,818,718.17 and 5,102,672.77

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Solution

The fourth proportional to 9,288,811.38, 12,818,718.17 and 5,102,672.77 is: 7,041,775.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,288,811.38 : 12,818,718.17 = 5,102,672.77 : x
  2. Step 2: Convert to fraction form
    9,288,811.38/12,818,718.17 = 5,102,672.77/x
  3. Step 3: Cross multiply
    9,288,811.38x = 12,818,718.17 × 5,102,672.77
  4. Step 4: Simplify right side
    9,288,811.38x = 65,409,724,124,033.77
  5. Step 5: Solve for x
    x = 65,409,724,124,033.77/9,288,811.38
  6. Step 6: Final answer
    x = 7,041,775.47

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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.