Home / 52,626,881.06-78,939,426.26-15,738,855.38

Finding the Fourth Proportional to 52,626,881.06, 78,939,426.26 and 15,738,855.38

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Solution

The fourth proportional to 52,626,881.06, 78,939,426.26 and 15,738,855.38 is: 23,608,015.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,626,881.06 : 78,939,426.26 = 15,738,855.38 : x
  2. Step 2: Convert to fraction form
    52,626,881.06/78,939,426.26 = 15,738,855.38/x
  3. Step 3: Cross multiply
    52,626,881.06x = 78,939,426.26 × 15,738,855.38
  4. Step 4: Simplify right side
    52,626,881.06x = 1,242,416,213,330,964.25
  5. Step 5: Solve for x
    x = 1,242,416,213,330,964.25/52,626,881.06
  6. Step 6: Final answer
    x = 23,608,015.30

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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.