Home / 40,978,026.70-61,467,040.05-38,626,564.30

Finding the Fourth Proportional to 40,978,026.70, 61,467,040.05 and 38,626,564.30

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Solution

The fourth proportional to 40,978,026.70, 61,467,040.05 and 38,626,564.30 is: 57,939,846.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,978,026.70 : 61,467,040.05 = 38,626,564.30 : x
  2. Step 2: Convert to fraction form
    40,978,026.70/61,467,040.05 = 38,626,564.30/x
  3. Step 3: Cross multiply
    40,978,026.70x = 61,467,040.05 × 38,626,564.30
  4. Step 4: Simplify right side
    40,978,026.70x = 2,374,260,574,822,000
  5. Step 5: Solve for x
    x = 2,374,260,574,822,000/40,978,026.70
  6. Step 6: Final answer
    x = 57,939,846.45

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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.