Home / 45,545,946.66-68,320,224.84-17,878,712.64

Finding the Fourth Proportional to 45,545,946.66, 68,320,224.84 and 17,878,712.64

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Solution

The fourth proportional to 45,545,946.66, 68,320,224.84 and 17,878,712.64 is: 26,818,581.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,545,946.66 : 68,320,224.84 = 17,878,712.64 : x
  2. Step 2: Convert to fraction form
    45,545,946.66/68,320,224.84 = 17,878,712.64/x
  3. Step 3: Cross multiply
    45,545,946.66x = 68,320,224.84 × 17,878,712.64
  4. Step 4: Simplify right side
    45,545,946.66x = 1,221,477,667,414,550
  5. Step 5: Solve for x
    x = 1,221,477,667,414,550/45,545,946.66
  6. Step 6: Final answer
    x = 26,818,581.17

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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.