Home / 8,726,543.84-13,089,779.88-2,661,257.72

Finding the Fourth Proportional to 8,726,543.84, 13,089,779.88 and 2,661,257.72

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Solution

The fourth proportional to 8,726,543.84, 13,089,779.88 and 2,661,257.72 is: 3,991,875.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,726,543.84 : 13,089,779.88 = 2,661,257.72 : x
  2. Step 2: Convert to fraction form
    8,726,543.84/13,089,779.88 = 2,661,257.72/x
  3. Step 3: Cross multiply
    8,726,543.84x = 13,089,779.88 × 2,661,257.72
  4. Step 4: Simplify right side
    8,726,543.84x = 34,835,277,758,750.68
  5. Step 5: Solve for x
    x = 34,835,277,758,750.68/8,726,543.84
  6. Step 6: Final answer
    x = 3,991,875.64

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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.