Home / 38,195,759.10-52,710,153.12-20,792,236.44

Finding the Fourth Proportional to 38,195,759.10, 52,710,153.12 and 20,792,236.44

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Solution

The fourth proportional to 38,195,759.10, 52,710,153.12 and 20,792,236.44 is: 28,693,289.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,195,759.10 : 52,710,153.12 = 20,792,236.44 : x
  2. Step 2: Convert to fraction form
    38,195,759.10/52,710,153.12 = 20,792,236.44/x
  3. Step 3: Cross multiply
    38,195,759.10x = 52,710,153.12 × 20,792,236.44
  4. Step 4: Simplify right side
    38,195,759.10x = 1,095,961,966,459,643.75
  5. Step 5: Solve for x
    x = 1,095,961,966,459,643.75/38,195,759.10
  6. Step 6: Final answer
    x = 28,693,289.31

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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.