Home / 20,459,527.98-30,662,719.69-8,314,858.64

Finding the Fourth Proportional to 20,459,527.98, 30,662,719.69 and 8,314,858.64

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Solution

The fourth proportional to 20,459,527.98, 30,662,719.69 and 8,314,858.64 is: 12,461,488.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,459,527.98 : 30,662,719.69 = 8,314,858.64 : x
  2. Step 2: Convert to fraction form
    20,459,527.98/30,662,719.69 = 8,314,858.64/x
  3. Step 3: Cross multiply
    20,459,527.98x = 30,662,719.69 × 8,314,858.64
  4. Step 4: Simplify right side
    20,459,527.98x = 254,956,179,737,214.75
  5. Step 5: Solve for x
    x = 254,956,179,737,214.75/20,459,527.98
  6. Step 6: Final answer
    x = 12,461,488.85

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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.