Home / 7,660,431.10-10,571,389.95-4,175,776.54

Finding the Fourth Proportional to 7,660,431.10, 10,571,389.95 and 4,175,776.54

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Solution

The fourth proportional to 7,660,431.10, 10,571,389.95 and 4,175,776.54 is: 5,762,568.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,660,431.10 : 10,571,389.95 = 4,175,776.54 : x
  2. Step 2: Convert to fraction form
    7,660,431.10/10,571,389.95 = 4,175,776.54/x
  3. Step 3: Cross multiply
    7,660,431.10x = 10,571,389.95 × 4,175,776.54
  4. Step 4: Simplify right side
    7,660,431.10x = 44,143,762,095,544.82
  5. Step 5: Solve for x
    x = 44,143,762,095,544.82/7,660,431.10
  6. Step 6: Final answer
    x = 5,762,568.91

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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.