Home / 5,242,695.40-7,864,043.10-4,738,810.60

Finding the Fourth Proportional to 5,242,695.40, 7,864,043.10 and 4,738,810.60

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Solution

The fourth proportional to 5,242,695.40, 7,864,043.10 and 4,738,810.60 is: 7,108,215.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,242,695.40 : 7,864,043.10 = 4,738,810.60 : x
  2. Step 2: Convert to fraction form
    5,242,695.40/7,864,043.10 = 4,738,810.60/x
  3. Step 3: Cross multiply
    5,242,695.40x = 7,864,043.10 × 4,738,810.60
  4. Step 4: Simplify right side
    5,242,695.40x = 37,266,210,801,136.85
  5. Step 5: Solve for x
    x = 37,266,210,801,136.85/5,242,695.40
  6. Step 6: Final answer
    x = 7,108,215.90

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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.