Home / 13,469,170.43-18,587,426.32-7,357,598.93

Finding the Fourth Proportional to 13,469,170.43, 18,587,426.32 and 7,357,598.93

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Solution

The fourth proportional to 13,469,170.43, 18,587,426.32 and 7,357,598.93 is: 10,153,470.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,469,170.43 : 18,587,426.32 = 7,357,598.93 : x
  2. Step 2: Convert to fraction form
    13,469,170.43/18,587,426.32 = 7,357,598.93/x
  3. Step 3: Cross multiply
    13,469,170.43x = 18,587,426.32 × 7,357,598.93
  4. Step 4: Simplify right side
    13,469,170.43x = 136,758,828,003,485.83
  5. Step 5: Solve for x
    x = 136,758,828,003,485.83/13,469,170.43
  6. Step 6: Final answer
    x = 10,153,470.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.