Home / 20,184,643.46-30,281,601.63-5,807,830.34

Finding the Fourth Proportional to 20,184,643.46, 30,281,601.63 and 5,807,830.34

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Solution

The fourth proportional to 20,184,643.46, 30,281,601.63 and 5,807,830.34 is: 8,713,079.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,184,643.46 : 30,281,601.63 = 5,807,830.34 : x
  2. Step 2: Convert to fraction form
    20,184,643.46/30,281,601.63 = 5,807,830.34/x
  3. Step 3: Cross multiply
    20,184,643.46x = 30,281,601.63 × 5,807,830.34
  4. Step 4: Simplify right side
    20,184,643.46x = 175,870,404,787,990.81
  5. Step 5: Solve for x
    x = 175,870,404,787,990.81/20,184,643.46
  6. Step 6: Final answer
    x = 8,713,079.58

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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.