Home / 12,609,627.84-18,917,098.96-4,089,300

Finding the Fourth Proportional to 12,609,627.84, 18,917,098.96 and 4,089,300

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Solution

The fourth proportional to 12,609,627.84, 18,917,098.96 and 4,089,300 is: 6,134,811.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,609,627.84 : 18,917,098.96 = 4,089,300 : x
  2. Step 2: Convert to fraction form
    12,609,627.84/18,917,098.96 = 4,089,300/x
  3. Step 3: Cross multiply
    12,609,627.84x = 18,917,098.96 × 4,089,300
  4. Step 4: Simplify right side
    12,609,627.84x = 77,357,692,777,128
  5. Step 5: Solve for x
    x = 77,357,692,777,128/12,609,627.84
  6. Step 6: Final answer
    x = 6,134,811.73

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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.