Home / 8,875,783.10-13,313,674.65-7,280,147.90

Finding the Fourth Proportional to 8,875,783.10, 13,313,674.65 and 7,280,147.90

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Solution

The fourth proportional to 8,875,783.10, 13,313,674.65 and 7,280,147.90 is: 10,920,221.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,875,783.10 : 13,313,674.65 = 7,280,147.90 : x
  2. Step 2: Convert to fraction form
    8,875,783.10/13,313,674.65 = 7,280,147.90/x
  3. Step 3: Cross multiply
    8,875,783.10x = 13,313,674.65 × 7,280,147.90
  4. Step 4: Simplify right side
    8,875,783.10x = 96,925,520,544,480.75
  5. Step 5: Solve for x
    x = 96,925,520,544,480.75/8,875,783.10
  6. Step 6: Final answer
    x = 10,920,221.85

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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.