Home / 8,784,212.10-13,176,318.15-7,398,528.90

Finding the Fourth Proportional to 8,784,212.10, 13,176,318.15 and 7,398,528.90

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Solution

The fourth proportional to 8,784,212.10, 13,176,318.15 and 7,398,528.90 is: 11,097,793.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,784,212.10 : 13,176,318.15 = 7,398,528.90 : x
  2. Step 2: Convert to fraction form
    8,784,212.10/13,176,318.15 = 7,398,528.90/x
  3. Step 3: Cross multiply
    8,784,212.10x = 13,176,318.15 × 7,398,528.90
  4. Step 4: Simplify right side
    8,784,212.10x = 97,485,370,628,369.55
  5. Step 5: Solve for x
    x = 97,485,370,628,369.55/8,784,212.10
  6. Step 6: Final answer
    x = 11,097,793.35

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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.