Home / 14,918,502.72-20,590,793.76-9,484,933.44

Finding the Fourth Proportional to 14,918,502.72, 20,590,793.76 and 9,484,933.44

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Solution

The fourth proportional to 14,918,502.72, 20,590,793.76 and 9,484,933.44 is: 13,091,280.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,918,502.72 : 20,590,793.76 = 9,484,933.44 : x
  2. Step 2: Convert to fraction form
    14,918,502.72/20,590,793.76 = 9,484,933.44/x
  3. Step 3: Cross multiply
    14,918,502.72x = 20,590,793.76 × 9,484,933.44
  4. Step 4: Simplify right side
    14,918,502.72x = 195,302,308,290,367.34
  5. Step 5: Solve for x
    x = 195,302,308,290,367.34/14,918,502.72
  6. Step 6: Final answer
    x = 13,091,280.80

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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.