Home / 21,024,010.20-31,536,015.30-7,559,088.60

Finding the Fourth Proportional to 21,024,010.20, 31,536,015.30 and 7,559,088.60

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Solution

The fourth proportional to 21,024,010.20, 31,536,015.30 and 7,559,088.60 is: 11,338,632.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,024,010.20 : 31,536,015.30 = 7,559,088.60 : x
  2. Step 2: Convert to fraction form
    21,024,010.20/31,536,015.30 = 7,559,088.60/x
  3. Step 3: Cross multiply
    21,024,010.20x = 31,536,015.30 × 7,559,088.60
  4. Step 4: Simplify right side
    21,024,010.20x = 238,383,533,743,655.56
  5. Step 5: Solve for x
    x = 238,383,533,743,655.56/21,024,010.20
  6. Step 6: Final answer
    x = 11,338,632.90

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1.5x scale

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.