Home / 9,893,940.80-14,840,911.20-8,193,329.60

Finding the Fourth Proportional to 9,893,940.80, 14,840,911.20 and 8,193,329.60

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Solution

The fourth proportional to 9,893,940.80, 14,840,911.20 and 8,193,329.60 is: 12,289,994.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,893,940.80 : 14,840,911.20 = 8,193,329.60 : x
  2. Step 2: Convert to fraction form
    9,893,940.80/14,840,911.20 = 8,193,329.60/x
  3. Step 3: Cross multiply
    9,893,940.80x = 14,840,911.20 × 8,193,329.60
  4. Step 4: Simplify right side
    9,893,940.80x = 121,596,477,025,931.52
  5. Step 5: Solve for x
    x = 121,596,477,025,931.52/9,893,940.80
  6. Step 6: Final answer
    x = 12,289,994.40

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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.