Home / 12,588,788.81-18,883,183.23-4,069,125.29

Finding the Fourth Proportional to 12,588,788.81, 18,883,183.23 and 4,069,125.29

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Solution

The fourth proportional to 12,588,788.81, 18,883,183.23 and 4,069,125.29 is: 6,103,687.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,588,788.81 : 18,883,183.23 = 4,069,125.29 : x
  2. Step 2: Convert to fraction form
    12,588,788.81/18,883,183.23 = 4,069,125.29/x
  3. Step 3: Cross multiply
    12,588,788.81x = 18,883,183.23 × 4,069,125.29
  4. Step 4: Simplify right side
    12,588,788.81x = 76,838,038,484,104.84
  5. Step 5: Solve for x
    x = 76,838,038,484,104.84/12,588,788.81
  6. Step 6: Final answer
    x = 6,103,687.94

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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.