Home / 13,076,324.51-19,618,900.85-5,788,779.11

Finding the Fourth Proportional to 13,076,324.51, 19,618,900.85 and 5,788,779.11

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Solution

The fourth proportional to 13,076,324.51, 19,618,900.85 and 5,788,779.11 is: 8,685,122.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,076,324.51 : 19,618,900.85 = 5,788,779.11 : x
  2. Step 2: Convert to fraction form
    13,076,324.51/19,618,900.85 = 5,788,779.11/x
  3. Step 3: Cross multiply
    13,076,324.51x = 19,618,900.85 × 5,788,779.11
  4. Step 4: Simplify right side
    13,076,324.51x = 113,569,483,391,589.55
  5. Step 5: Solve for x
    x = 113,569,483,391,589.55/13,076,324.51
  6. Step 6: Final answer
    x = 8,685,122.75

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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.