Home / 8,958,196.80-13,437,295.20-4,913,121.60

Finding the Fourth Proportional to 8,958,196.80, 13,437,295.20 and 4,913,121.60

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Solution

The fourth proportional to 8,958,196.80, 13,437,295.20 and 4,913,121.60 is: 7,369,682.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,958,196.80 : 13,437,295.20 = 4,913,121.60 : x
  2. Step 2: Convert to fraction form
    8,958,196.80/13,437,295.20 = 4,913,121.60/x
  3. Step 3: Cross multiply
    8,958,196.80x = 13,437,295.20 × 4,913,121.60
  4. Step 4: Simplify right side
    8,958,196.80x = 66,019,065,292,696.31
  5. Step 5: Solve for x
    x = 66,019,065,292,696.31/8,958,196.80
  6. Step 6: Final answer
    x = 7,369,682.40

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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.