Home / 14,042,421.20-19,377,535.56-8,241,438.80

Finding the Fourth Proportional to 14,042,421.20, 19,377,535.56 and 8,241,438.80

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Solution

The fourth proportional to 14,042,421.20, 19,377,535.56 and 8,241,438.80 is: 11,372,595.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,042,421.20 : 19,377,535.56 = 8,241,438.80 : x
  2. Step 2: Convert to fraction form
    14,042,421.20/19,377,535.56 = 8,241,438.80/x
  3. Step 3: Cross multiply
    14,042,421.20x = 19,377,535.56 × 8,241,438.80
  4. Step 4: Simplify right side
    14,042,421.20x = 159,698,773,412,563.72
  5. Step 5: Solve for x
    x = 159,698,773,412,563.72/14,042,421.20
  6. Step 6: Final answer
    x = 11,372,595.31

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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.