Home / 8,207,140.46-12,300,063.03-3,343,790.70

Finding the Fourth Proportional to 8,207,140.46, 12,300,063.03 and 3,343,790.70

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Solution

The fourth proportional to 8,207,140.46, 12,300,063.03 and 3,343,790.70 is: 5,011,347.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,207,140.46 : 12,300,063.03 = 3,343,790.70 : x
  2. Step 2: Convert to fraction form
    8,207,140.46/12,300,063.03 = 3,343,790.70/x
  3. Step 3: Cross multiply
    8,207,140.46x = 12,300,063.03 × 3,343,790.70
  4. Step 4: Simplify right side
    8,207,140.46x = 41,128,836,369,127.82
  5. Step 5: Solve for x
    x = 41,128,836,369,127.82/8,207,140.46
  6. Step 6: Final answer
    x = 5,011,347.93

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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.