Home / 8,707,362.32-12,015,853.53-4,787,089.90

Finding the Fourth Proportional to 8,707,362.32, 12,015,853.53 and 4,787,089.90

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Solution

The fourth proportional to 8,707,362.32, 12,015,853.53 and 4,787,089.90 is: 6,606,015.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,707,362.32 : 12,015,853.53 = 4,787,089.90 : x
  2. Step 2: Convert to fraction form
    8,707,362.32/12,015,853.53 = 4,787,089.90/x
  3. Step 3: Cross multiply
    8,707,362.32x = 12,015,853.53 × 4,787,089.90
  4. Step 4: Simplify right side
    8,707,362.32x = 57,520,971,073,342.35
  5. Step 5: Solve for x
    x = 57,520,971,073,342.35/8,707,362.32
  6. Step 6: Final answer
    x = 6,606,015.57

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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.