Home / 35,529,113.70-53,293,670.55-20,412,569.70

Finding the Fourth Proportional to 35,529,113.70, 53,293,670.55 and 20,412,569.70

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Solution

The fourth proportional to 35,529,113.70, 53,293,670.55 and 20,412,569.70 is: 30,618,854.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,529,113.70 : 53,293,670.55 = 20,412,569.70 : x
  2. Step 2: Convert to fraction form
    35,529,113.70/53,293,670.55 = 20,412,569.70/x
  3. Step 3: Cross multiply
    35,529,113.70x = 53,293,670.55 × 20,412,569.70
  4. Step 4: Simplify right side
    35,529,113.70x = 1,087,860,764,670,712.25
  5. Step 5: Solve for x
    x = 1,087,860,764,670,712.25/35,529,113.70
  6. Step 6: Final answer
    x = 30,618,854.55

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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.