Home / 8,651,686.38-11,939,404.47-4,784,467.74

Finding the Fourth Proportional to 8,651,686.38, 11,939,404.47 and 4,784,467.74

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Solution

The fourth proportional to 8,651,686.38, 11,939,404.47 and 4,784,467.74 is: 6,602,608.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,651,686.38 : 11,939,404.47 = 4,784,467.74 : x
  2. Step 2: Convert to fraction form
    8,651,686.38/11,939,404.47 = 4,784,467.74/x
  3. Step 3: Cross multiply
    8,651,686.38x = 11,939,404.47 × 4,784,467.74
  4. Step 4: Simplify right side
    8,651,686.38x = 57,123,695,521,526.80
  5. Step 5: Solve for x
    x = 57,123,695,521,526.80/8,651,686.38
  6. Step 6: Final answer
    x = 6,602,608.21

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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.