Home / 7,882,607.40-11,828,576.70-5,194,703.40

Finding the Fourth Proportional to 7,882,607.40, 11,828,576.70 and 5,194,703.40

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Solution

The fourth proportional to 7,882,607.40, 11,828,576.70 and 5,194,703.40 is: 7,795,129.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,882,607.40 : 11,828,576.70 = 5,194,703.40 : x
  2. Step 2: Convert to fraction form
    7,882,607.40/11,828,576.70 = 5,194,703.40/x
  3. Step 3: Cross multiply
    7,882,607.40x = 11,828,576.70 × 5,194,703.40
  4. Step 4: Simplify right side
    7,882,607.40x = 61,445,947,600,650.78
  5. Step 5: Solve for x
    x = 61,445,947,600,650.78/7,882,607.40
  6. Step 6: Final answer
    x = 7,795,129.77

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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.