Home / 20,065,004.55-27,689,847.99-10,897,647.30

Finding the Fourth Proportional to 20,065,004.55, 27,689,847.99 and 10,897,647.30

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Solution

The fourth proportional to 20,065,004.55, 27,689,847.99 and 10,897,647.30 is: 15,038,830.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,065,004.55 : 27,689,847.99 = 10,897,647.30 : x
  2. Step 2: Convert to fraction form
    20,065,004.55/27,689,847.99 = 10,897,647.30/x
  3. Step 3: Cross multiply
    20,065,004.55x = 27,689,847.99 × 10,897,647.30
  4. Step 4: Simplify right side
    20,065,004.55x = 301,754,197,185,633.94
  5. Step 5: Solve for x
    x = 301,754,197,185,633.94/20,065,004.55
  6. Step 6: Final answer
    x = 15,038,830.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.