Home / 55,341,086.94-76,369,902.78-30,562,322.25

Finding the Fourth Proportional to 55,341,086.94, 76,369,902.78 and 30,562,322.25

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Solution

The fourth proportional to 55,341,086.94, 76,369,902.78 and 30,562,322.25 is: 42,175,564.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,341,086.94 : 76,369,902.78 = 30,562,322.25 : x
  2. Step 2: Convert to fraction form
    55,341,086.94/76,369,902.78 = 30,562,322.25/x
  3. Step 3: Cross multiply
    55,341,086.94x = 76,369,902.78 × 30,562,322.25
  4. Step 4: Simplify right side
    55,341,086.94x = 2,334,041,578,963,531
  5. Step 5: Solve for x
    x = 2,334,041,578,963,531/55,341,086.94
  6. Step 6: Final answer
    x = 42,175,564.45

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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.