Home / 21,533,670.78-32,305,307.24-6,179,763.57

Finding the Fourth Proportional to 21,533,670.78, 32,305,307.24 and 6,179,763.57

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Solution

The fourth proportional to 21,533,670.78, 32,305,307.24 and 6,179,763.57 is: 9,271,023.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,533,670.78 : 32,305,307.24 = 6,179,763.57 : x
  2. Step 2: Convert to fraction form
    21,533,670.78/32,305,307.24 = 6,179,763.57/x
  3. Step 3: Cross multiply
    21,533,670.78x = 32,305,307.24 × 6,179,763.57
  4. Step 4: Simplify right side
    21,533,670.78x = 199,639,160,799,409.25
  5. Step 5: Solve for x
    x = 199,639,160,799,409.25/21,533,670.78
  6. Step 6: Final answer
    x = 9,271,023.17

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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.