Home / 13,225,814.16-18,251,550.18-7,424,594.36

Finding the Fourth Proportional to 13,225,814.16, 18,251,550.18 and 7,424,594.36

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Solution

The fourth proportional to 13,225,814.16, 18,251,550.18 and 7,424,594.36 is: 10,245,899.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,225,814.16 : 18,251,550.18 = 7,424,594.36 : x
  2. Step 2: Convert to fraction form
    13,225,814.16/18,251,550.18 = 7,424,594.36/x
  3. Step 3: Cross multiply
    13,225,814.16x = 18,251,550.18 × 7,424,594.36
  4. Step 4: Simplify right side
    13,225,814.16x = 135,510,356,504,870.53
  5. Step 5: Solve for x
    x = 135,510,356,504,870.53/13,225,814.16
  6. Step 6: Final answer
    x = 10,245,899.04

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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.