Home / 10,786,828.44-14,885,721.90-5,892,048.12

Finding the Fourth Proportional to 10,786,828.44, 14,885,721.90 and 5,892,048.12

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Solution

The fourth proportional to 10,786,828.44, 14,885,721.90 and 5,892,048.12 is: 8,130,971.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,786,828.44 : 14,885,721.90 = 5,892,048.12 : x
  2. Step 2: Convert to fraction form
    10,786,828.44/14,885,721.90 = 5,892,048.12/x
  3. Step 3: Cross multiply
    10,786,828.44x = 14,885,721.90 × 5,892,048.12
  4. Step 4: Simplify right side
    10,786,828.44x = 87,707,389,735,737.83
  5. Step 5: Solve for x
    x = 87,707,389,735,737.83/10,786,828.44
  6. Step 6: Final answer
    x = 8,130,971.05

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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.