Home / 66,440,246.60-99,660,369.90-28,089,014.60

Finding the Fourth Proportional to 66,440,246.60, 99,660,369.90 and 28,089,014.60

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Solution

The fourth proportional to 66,440,246.60, 99,660,369.90 and 28,089,014.60 is: 42,133,521.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,440,246.60 : 99,660,369.90 = 28,089,014.60 : x
  2. Step 2: Convert to fraction form
    66,440,246.60/99,660,369.90 = 28,089,014.60/x
  3. Step 3: Cross multiply
    66,440,246.60x = 99,660,369.90 × 28,089,014.60
  4. Step 4: Simplify right side
    66,440,246.60x = 2,799,361,585,162,501
  5. Step 5: Solve for x
    x = 2,799,361,585,162,501/66,440,246.60
  6. Step 6: Final answer
    x = 42,133,521.90

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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.