Home / 8,972,487.40-13,458,731.10-3,291,973.60

Finding the Fourth Proportional to 8,972,487.40, 13,458,731.10 and 3,291,973.60

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Solution

The fourth proportional to 8,972,487.40, 13,458,731.10 and 3,291,973.60 is: 4,937,960.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,972,487.40 : 13,458,731.10 = 3,291,973.60 : x
  2. Step 2: Convert to fraction form
    8,972,487.40/13,458,731.10 = 3,291,973.60/x
  3. Step 3: Cross multiply
    8,972,487.40x = 13,458,731.10 × 3,291,973.60
  4. Step 4: Simplify right side
    8,972,487.40x = 44,305,787,470,698.96
  5. Step 5: Solve for x
    x = 44,305,787,470,698.96/8,972,487.40
  6. Step 6: Final answer
    x = 4,937,960.40

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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.