Home / 52,293,054.88-72,134,944.40-31,379,677.60

Finding the Fourth Proportional to 52,293,054.88, 72,134,944.40 and 31,379,677.60

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Solution

The fourth proportional to 52,293,054.88, 72,134,944.40 and 31,379,677.60 is: 43,286,270.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,293,054.88 : 72,134,944.40 = 31,379,677.60 : x
  2. Step 2: Convert to fraction form
    52,293,054.88/72,134,944.40 = 31,379,677.60/x
  3. Step 3: Cross multiply
    52,293,054.88x = 72,134,944.40 × 31,379,677.60
  4. Step 4: Simplify right side
    52,293,054.88x = 2,263,571,298,965,925.50
  5. Step 5: Solve for x
    x = 2,263,571,298,965,925.50/52,293,054.88
  6. Step 6: Final answer
    x = 43,286,270.12

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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.