Home / 11,976,213-16,527,157.71-6,819,574.56

Finding the Fourth Proportional to 11,976,213, 16,527,157.71 and 6,819,574.56

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Solution

The fourth proportional to 11,976,213, 16,527,157.71 and 6,819,574.56 is: 9,411,003.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,976,213 : 16,527,157.71 = 6,819,574.56 : x
  2. Step 2: Convert to fraction form
    11,976,213/16,527,157.71 = 6,819,574.56/x
  3. Step 3: Cross multiply
    11,976,213x = 16,527,157.71 × 6,819,574.56
  4. Step 4: Simplify right side
    11,976,213x = 112,708,184,268,223.86
  5. Step 5: Solve for x
    x = 112,708,184,268,223.86/11,976,213
  6. Step 6: Final answer
    x = 9,411,003.65

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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.