Home / 7,908,787.89-10,914,491.21-4,471,173.81

Finding the Fourth Proportional to 7,908,787.89, 10,914,491.21 and 4,471,173.81

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Solution

The fourth proportional to 7,908,787.89, 10,914,491.21 and 4,471,173.81 is: 6,170,425.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,908,787.89 : 10,914,491.21 = 4,471,173.81 : x
  2. Step 2: Convert to fraction form
    7,908,787.89/10,914,491.21 = 4,471,173.81/x
  3. Step 3: Cross multiply
    7,908,787.89x = 10,914,491.21 × 4,471,173.81
  4. Step 4: Simplify right side
    7,908,787.89x = 48,800,587,225,271.34
  5. Step 5: Solve for x
    x = 48,800,587,225,271.34/7,908,787.89
  6. Step 6: Final answer
    x = 6,170,425.60

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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.