Home / 37,328,581.44-51,510,820.32-20,582,576.64

Finding the Fourth Proportional to 37,328,581.44, 51,510,820.32 and 20,582,576.64

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Solution

The fourth proportional to 37,328,581.44, 51,510,820.32 and 20,582,576.64 is: 28,402,509.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,328,581.44 : 51,510,820.32 = 20,582,576.64 : x
  2. Step 2: Convert to fraction form
    37,328,581.44/51,510,820.32 = 20,582,576.64/x
  3. Step 3: Cross multiply
    37,328,581.44x = 51,510,820.32 × 20,582,576.64
  4. Step 4: Simplify right side
    37,328,581.44x = 1,060,225,407,025,669.38
  5. Step 5: Solve for x
    x = 1,060,225,407,025,669.38/37,328,581.44
  6. Step 6: Final answer
    x = 28,402,509.98

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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.