Home / 7,409,140.88-10,224,357.44-4,101,578.78

Finding the Fourth Proportional to 7,409,140.88, 10,224,357.44 and 4,101,578.78

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Solution

The fourth proportional to 7,409,140.88, 10,224,357.44 and 4,101,578.78 is: 5,660,036.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,409,140.88 : 10,224,357.44 = 4,101,578.78 : x
  2. Step 2: Convert to fraction form
    7,409,140.88/10,224,357.44 = 4,101,578.78/x
  3. Step 3: Cross multiply
    7,409,140.88x = 10,224,357.44 × 4,101,578.78
  4. Step 4: Simplify right side
    7,409,140.88x = 41,936,007,443,409.45
  5. Step 5: Solve for x
    x = 41,936,007,443,409.45/7,409,140.88
  6. Step 6: Final answer
    x = 5,660,036.45

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1.5x scale

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.