Home / 18,559,638.10-27,842,081.55-5,778,810.10

Finding the Fourth Proportional to 18,559,638.10, 27,842,081.55 and 5,778,810.10

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Solution

The fourth proportional to 18,559,638.10, 27,842,081.55 and 5,778,810.10 is: 8,669,032.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,559,638.10 : 27,842,081.55 = 5,778,810.10 : x
  2. Step 2: Convert to fraction form
    18,559,638.10/27,842,081.55 = 5,778,810.10/x
  3. Step 3: Cross multiply
    18,559,638.10x = 27,842,081.55 × 5,778,810.10
  4. Step 4: Simplify right side
    18,559,638.10x = 160,894,102,066,163.66
  5. Step 5: Solve for x
    x = 160,894,102,066,163.66/18,559,638.10
  6. Step 6: Final answer
    x = 8,669,032.29

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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.