Home / 15,020,050.32-22,520,120.58-5,434,181.46

Finding the Fourth Proportional to 15,020,050.32, 22,520,120.58 and 5,434,181.46

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Solution

The fourth proportional to 15,020,050.32, 22,520,120.58 and 5,434,181.46 is: 8,147,670.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,020,050.32 : 22,520,120.58 = 5,434,181.46 : x
  2. Step 2: Convert to fraction form
    15,020,050.32/22,520,120.58 = 5,434,181.46/x
  3. Step 3: Cross multiply
    15,020,050.32x = 22,520,120.58 × 5,434,181.46
  4. Step 4: Simplify right side
    15,020,050.32x = 122,378,421,732,800.44
  5. Step 5: Solve for x
    x = 122,378,421,732,800.44/15,020,050.32
  6. Step 6: Final answer
    x = 8,147,670.56

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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.