Home / 13,678,869.60-20,523,956.40-5,998,540.32

Finding the Fourth Proportional to 13,678,869.60, 20,523,956.40 and 5,998,540.32

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Solution

The fourth proportional to 13,678,869.60, 20,523,956.40 and 5,998,540.32 is: 9,000,289.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,678,869.60 : 20,523,956.40 = 5,998,540.32 : x
  2. Step 2: Convert to fraction form
    13,678,869.60/20,523,956.40 = 5,998,540.32/x
  3. Step 3: Cross multiply
    13,678,869.60x = 20,523,956.40 × 5,998,540.32
  4. Step 4: Simplify right side
    13,678,869.60x = 123,113,779,991,322.05
  5. Step 5: Solve for x
    x = 123,113,779,991,322.05/13,678,869.60
  6. Step 6: Final answer
    x = 9,000,289.03

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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.