Home / 70,718,749.77-97,586,598.96-39,772,940.34

Finding the Fourth Proportional to 70,718,749.77, 97,586,598.96 and 39,772,940.34

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Solution

The fourth proportional to 70,718,749.77, 97,586,598.96 and 39,772,940.34 is: 54,883,690.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,718,749.77 : 97,586,598.96 = 39,772,940.34 : x
  2. Step 2: Convert to fraction form
    70,718,749.77/97,586,598.96 = 39,772,940.34/x
  3. Step 3: Cross multiply
    70,718,749.77x = 97,586,598.96 × 39,772,940.34
  4. Step 4: Simplify right side
    70,718,749.77x = 3,881,305,978,419,586
  5. Step 5: Solve for x
    x = 3,881,305,978,419,586/70,718,749.77
  6. Step 6: Final answer
    x = 54,883,690.55

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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.