Home / 38,064,705.84-52,529,329.44-20,661,065.28

Finding the Fourth Proportional to 38,064,705.84, 52,529,329.44 and 20,661,065.28

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Solution

The fourth proportional to 38,064,705.84, 52,529,329.44 and 20,661,065.28 is: 28,512,289.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,064,705.84 : 52,529,329.44 = 20,661,065.28 : x
  2. Step 2: Convert to fraction form
    38,064,705.84/52,529,329.44 = 20,661,065.28/x
  3. Step 3: Cross multiply
    38,064,705.84x = 52,529,329.44 × 20,661,065.28
  4. Step 4: Simplify right side
    38,064,705.84x = 1,085,311,904,674,465.88
  5. Step 5: Solve for x
    x = 1,085,311,904,674,465.88/38,064,705.84
  6. Step 6: Final answer
    x = 28,512,289.29

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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.