Home / 7,716,751.50-10,648,349.46-4,454,617.20

Finding the Fourth Proportional to 7,716,751.50, 10,648,349.46 and 4,454,617.20

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Solution

The fourth proportional to 7,716,751.50, 10,648,349.46 and 4,454,617.20 is: 6,146,928.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,716,751.50 : 10,648,349.46 = 4,454,617.20 : x
  2. Step 2: Convert to fraction form
    7,716,751.50/10,648,349.46 = 4,454,617.20/x
  3. Step 3: Cross multiply
    7,716,751.50x = 10,648,349.46 × 4,454,617.20
  4. Step 4: Simplify right side
    7,716,751.50x = 47,434,320,656,126.72
  5. Step 5: Solve for x
    x = 47,434,320,656,126.72/7,716,751.50
  6. Step 6: Final answer
    x = 6,146,928.62

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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.