Home / 21,446,017.90-32,173,692.45-7,066,638.70

Finding the Fourth Proportional to 21,446,017.90, 32,173,692.45 and 7,066,638.70

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Solution

The fourth proportional to 21,446,017.90, 32,173,692.45 and 7,066,638.70 is: 10,601,495.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,446,017.90 : 32,173,692.45 = 7,066,638.70 : x
  2. Step 2: Convert to fraction form
    21,446,017.90/32,173,692.45 = 7,066,638.70/x
  3. Step 3: Cross multiply
    21,446,017.90x = 32,173,692.45 × 7,066,638.70
  4. Step 4: Simplify right side
    21,446,017.90x = 227,359,860,189,067.81
  5. Step 5: Solve for x
    x = 227,359,860,189,067.81/21,446,017.90
  6. Step 6: Final answer
    x = 10,601,495.40

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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.