Home / 65,694,114.11-98,534,838.05-20,243,705.15

Finding the Fourth Proportional to 65,694,114.11, 98,534,838.05 and 20,243,705.15

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Solution

The fourth proportional to 65,694,114.11, 98,534,838.05 and 20,243,705.15 is: 30,363,606.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,694,114.11 : 98,534,838.05 = 20,243,705.15 : x
  2. Step 2: Convert to fraction form
    65,694,114.11/98,534,838.05 = 20,243,705.15/x
  3. Step 3: Cross multiply
    65,694,114.11x = 98,534,838.05 × 20,243,705.15
  4. Step 4: Simplify right side
    65,694,114.11x = 1,994,710,208,385,982.25
  5. Step 5: Solve for x
    x = 1,994,710,208,385,982.25/65,694,114.11
  6. Step 6: Final answer
    x = 30,363,606.17

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.