Home / 20,050,617.15-30,077,085.24-5,672,480.49

Finding the Fourth Proportional to 20,050,617.15, 30,077,085.24 and 5,672,480.49

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Solution

The fourth proportional to 20,050,617.15, 30,077,085.24 and 5,672,480.49 is: 8,509,048.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,050,617.15 : 30,077,085.24 = 5,672,480.49 : x
  2. Step 2: Convert to fraction form
    20,050,617.15/30,077,085.24 = 5,672,480.49/x
  3. Step 3: Cross multiply
    20,050,617.15x = 30,077,085.24 × 5,672,480.49
  4. Step 4: Simplify right side
    20,050,617.15x = 170,611,679,219,966.97
  5. Step 5: Solve for x
    x = 170,611,679,219,966.97/20,050,617.15
  6. Step 6: Final answer
    x = 8,509,048.77

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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.