Home / 14,337,555.23-19,785,766.92-7,811,164.64

Finding the Fourth Proportional to 14,337,555.23, 19,785,766.92 and 7,811,164.64

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Solution

The fourth proportional to 14,337,555.23, 19,785,766.92 and 7,811,164.64 is: 10,779,374.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,337,555.23 : 19,785,766.92 = 7,811,164.64 : x
  2. Step 2: Convert to fraction form
    14,337,555.23/19,785,766.92 = 7,811,164.64/x
  3. Step 3: Cross multiply
    14,337,555.23x = 19,785,766.92 × 7,811,164.64
  4. Step 4: Simplify right side
    14,337,555.23x = 154,549,882,940,785.72
  5. Step 5: Solve for x
    x = 154,549,882,940,785.72/14,337,555.23
  6. Step 6: Final answer
    x = 10,779,374.90

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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.