Home / 10,521,010.74-14,529,022.18-9,947,833.54

Finding the Fourth Proportional to 10,521,010.74, 14,529,022.18 and 9,947,833.54

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Solution

The fourth proportional to 10,521,010.74, 14,529,022.18 and 9,947,833.54 is: 13,737,491.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,521,010.74 : 14,529,022.18 = 9,947,833.54 : x
  2. Step 2: Convert to fraction form
    10,521,010.74/14,529,022.18 = 9,947,833.54/x
  3. Step 3: Cross multiply
    10,521,010.74x = 14,529,022.18 × 9,947,833.54
  4. Step 4: Simplify right side
    10,521,010.74x = 144,532,294,145,607.91
  5. Step 5: Solve for x
    x = 144,532,294,145,607.91/10,521,010.74
  6. Step 6: Final answer
    x = 13,737,491.36

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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.