Home / 10,521,006.23-14,529,015.97-9,947,829.04

Finding the Fourth Proportional to 10,521,006.23, 14,529,015.97 and 9,947,829.04

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Solution

The fourth proportional to 10,521,006.23, 14,529,015.97 and 9,947,829.04 is: 13,737,485.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,521,006.23 : 14,529,015.97 = 9,947,829.04 : x
  2. Step 2: Convert to fraction form
    10,521,006.23/14,529,015.97 = 9,947,829.04/x
  3. Step 3: Cross multiply
    10,521,006.23x = 14,529,015.97 × 9,947,829.04
  4. Step 4: Simplify right side
    10,521,006.23x = 144,532,166,927,797.66
  5. Step 5: Solve for x
    x = 144,532,166,927,797.66/10,521,006.23
  6. Step 6: Final answer
    x = 13,737,485.15

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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.