Home / 69,210,254.70-103,821,286.95-18,092,191.50

Finding the Fourth Proportional to 69,210,254.70, 103,821,286.95 and 18,092,191.50

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Solution

The fourth proportional to 69,210,254.70, 103,821,286.95 and 18,092,191.50 is: 27,139,830.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,210,254.70 : 103,821,286.95 = 18,092,191.50 : x
  2. Step 2: Convert to fraction form
    69,210,254.70/103,821,286.95 = 18,092,191.50/x
  3. Step 3: Cross multiply
    69,210,254.70x = 103,821,286.95 × 18,092,191.50
  4. Step 4: Simplify right side
    69,210,254.70x = 1,878,354,605,275,851
  5. Step 5: Solve for x
    x = 1,878,354,605,275,851/69,210,254.70
  6. Step 6: Final answer
    x = 27,139,830.84

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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.