Home / 7,634,149-10,535,147.50-4,371,013.78

Finding the Fourth Proportional to 7,634,149, 10,535,147.50 and 4,371,013.78

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Solution

The fourth proportional to 7,634,149, 10,535,147.50 and 4,371,013.78 is: 6,032,011.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,634,149 : 10,535,147.50 = 4,371,013.78 : x
  2. Step 2: Convert to fraction form
    7,634,149/10,535,147.50 = 4,371,013.78/x
  3. Step 3: Cross multiply
    7,634,149x = 10,535,147.50 × 4,371,013.78
  4. Step 4: Simplify right side
    7,634,149x = 46,049,274,896,832.55
  5. Step 5: Solve for x
    x = 46,049,274,896,832.55/7,634,149
  6. Step 6: Final answer
    x = 6,032,011.54

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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.