Home / 13,362,506.20-20,044,415.40-6,985,214.20

Finding the Fourth Proportional to 13,362,506.20, 20,044,415.40 and 6,985,214.20

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Solution

The fourth proportional to 13,362,506.20, 20,044,415.40 and 6,985,214.20 is: 10,478,164.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,362,506.20 : 20,044,415.40 = 6,985,214.20 : x
  2. Step 2: Convert to fraction form
    13,362,506.20/20,044,415.40 = 6,985,214.20/x
  3. Step 3: Cross multiply
    13,362,506.20x = 20,044,415.40 × 6,985,214.20
  4. Step 4: Simplify right side
    13,362,506.20x = 140,014,535,082,778.67
  5. Step 5: Solve for x
    x = 140,014,535,082,778.67/13,362,506.20
  6. Step 6: Final answer
    x = 10,478,164.27

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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.