Home / 55,552,653.96-76,663,275.54-30,773,220.36

Finding the Fourth Proportional to 55,552,653.96, 76,663,275.54 and 30,773,220.36

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Solution

The fourth proportional to 55,552,653.96, 76,663,275.54 and 30,773,220.36 is: 42,467,383.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,552,653.96 : 76,663,275.54 = 30,773,220.36 : x
  2. Step 2: Convert to fraction form
    55,552,653.96/76,663,275.54 = 30,773,220.36/x
  3. Step 3: Cross multiply
    55,552,653.96x = 76,663,275.54 × 30,773,220.36
  4. Step 4: Simplify right side
    55,552,653.96x = 2,359,175,871,711,818
  5. Step 5: Solve for x
    x = 2,359,175,871,711,818/55,552,653.96
  6. Step 6: Final answer
    x = 42,467,383.71

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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.