Home / 7,716,736-10,648,328.09-4,454,601.67

Finding the Fourth Proportional to 7,716,736, 10,648,328.09 and 4,454,601.67

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Solution

The fourth proportional to 7,716,736, 10,648,328.09 and 4,454,601.67 is: 6,146,907.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,716,736 : 10,648,328.09 = 4,454,601.67 : x
  2. Step 2: Convert to fraction form
    7,716,736/10,648,328.09 = 4,454,601.67/x
  3. Step 3: Cross multiply
    7,716,736x = 10,648,328.09 × 4,454,601.67
  4. Step 4: Simplify right side
    7,716,736x = 47,434,060,092,421.91
  5. Step 5: Solve for x
    x = 47,434,060,092,421.91/7,716,736
  6. Step 6: Final answer
    x = 6,146,907.20

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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.