Home / 15,526,280.80-23,289,421.20-7,968,008.80

Finding the Fourth Proportional to 15,526,280.80, 23,289,421.20 and 7,968,008.80

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Solution

The fourth proportional to 15,526,280.80, 23,289,421.20 and 7,968,008.80 is: 11,952,013.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,526,280.80 : 23,289,421.20 = 7,968,008.80 : x
  2. Step 2: Convert to fraction form
    15,526,280.80/23,289,421.20 = 7,968,008.80/x
  3. Step 3: Cross multiply
    15,526,280.80x = 23,289,421.20 × 7,968,008.80
  4. Step 4: Simplify right side
    15,526,280.80x = 185,570,313,068,506.56
  5. Step 5: Solve for x
    x = 185,570,313,068,506.56/15,526,280.80
  6. Step 6: Final answer
    x = 11,952,013.20

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Double scale
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Similar ratio
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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.