Home / 21,089,862.60-31,634,793.90-6,714,383.55

Finding the Fourth Proportional to 21,089,862.60, 31,634,793.90 and 6,714,383.55

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Solution

The fourth proportional to 21,089,862.60, 31,634,793.90 and 6,714,383.55 is: 10,071,575.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,089,862.60 : 31,634,793.90 = 6,714,383.55 : x
  2. Step 2: Convert to fraction form
    21,089,862.60/31,634,793.90 = 6,714,383.55/x
  3. Step 3: Cross multiply
    21,089,862.60x = 31,634,793.90 × 6,714,383.55
  4. Step 4: Simplify right side
    21,089,862.60x = 212,408,139,769,800.34
  5. Step 5: Solve for x
    x = 212,408,139,769,800.34/21,089,862.60
  6. Step 6: Final answer
    x = 10,071,575.33

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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.