Home / 8,932,117.80-13,398,176.70-5,152,981.80

Finding the Fourth Proportional to 8,932,117.80, 13,398,176.70 and 5,152,981.80

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Solution

The fourth proportional to 8,932,117.80, 13,398,176.70 and 5,152,981.80 is: 7,729,472.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,932,117.80 : 13,398,176.70 = 5,152,981.80 : x
  2. Step 2: Convert to fraction form
    8,932,117.80/13,398,176.70 = 5,152,981.80/x
  3. Step 3: Cross multiply
    8,932,117.80x = 13,398,176.70 × 5,152,981.80
  4. Step 4: Simplify right side
    8,932,117.80x = 69,040,560,688,284.05
  5. Step 5: Solve for x
    x = 69,040,560,688,284.05/8,932,117.80
  6. Step 6: Final answer
    x = 7,729,472.70

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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.