Home / 54,706,215.57-81,927,819.39-31,291,994.35

Finding the Fourth Proportional to 54,706,215.57, 81,927,819.39 and 31,291,994.35

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Solution

The fourth proportional to 54,706,215.57, 81,927,819.39 and 31,291,994.35 is: 46,862,771.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,706,215.57 : 81,927,819.39 = 31,291,994.35 : x
  2. Step 2: Convert to fraction form
    54,706,215.57/81,927,819.39 = 31,291,994.35/x
  3. Step 3: Cross multiply
    54,706,215.57x = 81,927,819.39 × 31,291,994.35
  4. Step 4: Simplify right side
    54,706,215.57x = 2,563,684,861,562,110.50
  5. Step 5: Solve for x
    x = 2,563,684,861,562,110.50/54,706,215.57
  6. Step 6: Final answer
    x = 46,862,771.16

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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.