Home / 7,020,912.90-10,531,369.35-6,237,092.10

Finding the Fourth Proportional to 7,020,912.90, 10,531,369.35 and 6,237,092.10

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Solution

The fourth proportional to 7,020,912.90, 10,531,369.35 and 6,237,092.10 is: 9,355,638.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,020,912.90 : 10,531,369.35 = 6,237,092.10 : x
  2. Step 2: Convert to fraction form
    7,020,912.90/10,531,369.35 = 6,237,092.10/x
  3. Step 3: Cross multiply
    7,020,912.90x = 10,531,369.35 × 6,237,092.10
  4. Step 4: Simplify right side
    7,020,912.90x = 65,685,120,575,067.12
  5. Step 5: Solve for x
    x = 65,685,120,575,067.12/7,020,912.90
  6. Step 6: Final answer
    x = 9,355,638.15

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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.