Home / 55,571,991.58-76,689,272.88-30,793,783.28

Finding the Fourth Proportional to 55,571,991.58, 76,689,272.88 and 30,793,783.28

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Solution

The fourth proportional to 55,571,991.58, 76,689,272.88 and 30,793,783.28 is: 42,495,379.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,571,991.58 : 76,689,272.88 = 30,793,783.28 : x
  2. Step 2: Convert to fraction form
    55,571,991.58/76,689,272.88 = 30,793,783.28/x
  3. Step 3: Cross multiply
    55,571,991.58x = 76,689,272.88 × 30,793,783.28
  4. Step 4: Simplify right side
    55,571,991.58x = 2,361,552,848,584,055
  5. Step 5: Solve for x
    x = 2,361,552,848,584,055/55,571,991.58
  6. Step 6: Final answer
    x = 42,495,379.08

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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.