Home / 5,479,718.70-8,235,324.45-4,786,877.10

Finding the Fourth Proportional to 5,479,718.70, 8,235,324.45 and 4,786,877.10

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Solution

The fourth proportional to 5,479,718.70, 8,235,324.45 and 4,786,877.10 is: 7,194,071.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,479,718.70 : 8,235,324.45 = 4,786,877.10 : x
  2. Step 2: Convert to fraction form
    5,479,718.70/8,235,324.45 = 4,786,877.10/x
  3. Step 3: Cross multiply
    5,479,718.70x = 8,235,324.45 × 4,786,877.10
  4. Step 4: Simplify right side
    5,479,718.70x = 39,421,486,020,775.09
  5. Step 5: Solve for x
    x = 39,421,486,020,775.09/5,479,718.70
  6. Step 6: Final answer
    x = 7,194,071.12

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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.