Home / 8,461,831.80-12,692,747.70-8,093,249.40

Finding the Fourth Proportional to 8,461,831.80, 12,692,747.70 and 8,093,249.40

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Solution

The fourth proportional to 8,461,831.80, 12,692,747.70 and 8,093,249.40 is: 12,139,874.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,461,831.80 : 12,692,747.70 = 8,093,249.40 : x
  2. Step 2: Convert to fraction form
    8,461,831.80/12,692,747.70 = 8,093,249.40/x
  3. Step 3: Cross multiply
    8,461,831.80x = 12,692,747.70 × 8,093,249.40
  4. Step 4: Simplify right side
    8,461,831.80x = 102,725,572,707,376.38
  5. Step 5: Solve for x
    x = 102,725,572,707,376.38/8,461,831.80
  6. Step 6: Final answer
    x = 12,139,874.10

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1.5x scale

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.