Home / 12,702,502.86-19,053,725.13-5,513,104.86

Finding the Fourth Proportional to 12,702,502.86, 19,053,725.13 and 5,513,104.86

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Solution

The fourth proportional to 12,702,502.86, 19,053,725.13 and 5,513,104.86 is: 8,269,644.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,702,502.86 : 19,053,725.13 = 5,513,104.86 : x
  2. Step 2: Convert to fraction form
    12,702,502.86/19,053,725.13 = 5,513,104.86/x
  3. Step 3: Cross multiply
    12,702,502.86x = 19,053,725.13 × 5,513,104.86
  4. Step 4: Simplify right side
    12,702,502.86x = 105,045,184,615,307.12
  5. Step 5: Solve for x
    x = 105,045,184,615,307.12/12,702,502.86
  6. Step 6: Final answer
    x = 8,269,644.63

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.