Home / 7,416,143.78-10,234,922.27-4,152,899.21

Finding the Fourth Proportional to 7,416,143.78, 10,234,922.27 and 4,152,899.21

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Solution

The fourth proportional to 7,416,143.78, 10,234,922.27 and 4,152,899.21 is: 5,731,361.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,416,143.78 : 10,234,922.27 = 4,152,899.21 : x
  2. Step 2: Convert to fraction form
    7,416,143.78/10,234,922.27 = 4,152,899.21/x
  3. Step 3: Cross multiply
    7,416,143.78x = 10,234,922.27 × 4,152,899.21
  4. Step 4: Simplify right side
    7,416,143.78x = 42,504,600,537,555.30
  5. Step 5: Solve for x
    x = 42,504,600,537,555.30/7,416,143.78
  6. Step 6: Final answer
    x = 5,731,361.45

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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.