Home / 8,718,923.40-13,072,480.20-4,455,585.60

Finding the Fourth Proportional to 8,718,923.40, 13,072,480.20 and 4,455,585.60

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Solution

The fourth proportional to 8,718,923.40, 13,072,480.20 and 4,455,585.60 is: 6,680,360.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,718,923.40 : 13,072,480.20 = 4,455,585.60 : x
  2. Step 2: Convert to fraction form
    8,718,923.40/13,072,480.20 = 4,455,585.60/x
  3. Step 3: Cross multiply
    8,718,923.40x = 13,072,480.20 × 4,455,585.60
  4. Step 4: Simplify right side
    8,718,923.40x = 58,245,554,535,405.11
  5. Step 5: Solve for x
    x = 58,245,554,535,405.11/8,718,923.40
  6. Step 6: Final answer
    x = 6,680,360.85

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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.