Home / 43,705,870.60-65,558,805.90-21,031,054.60

Finding the Fourth Proportional to 43,705,870.60, 65,558,805.90 and 21,031,054.60

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Solution

The fourth proportional to 43,705,870.60, 65,558,805.90 and 21,031,054.60 is: 31,546,581.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,705,870.60 : 65,558,805.90 = 21,031,054.60 : x
  2. Step 2: Convert to fraction form
    43,705,870.60/65,558,805.90 = 21,031,054.60/x
  3. Step 3: Cross multiply
    43,705,870.60x = 65,558,805.90 × 21,031,054.60
  4. Step 4: Simplify right side
    43,705,870.60x = 1,378,770,826,393,702.25
  5. Step 5: Solve for x
    x = 1,378,770,826,393,702.25/43,705,870.60
  6. Step 6: Final answer
    x = 31,546,581.90

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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.