Home / 5,500,323.42-8,247,717.15-1,905,125.05

Finding the Fourth Proportional to 5,500,323.42, 8,247,717.15 and 1,905,125.05

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Solution

The fourth proportional to 5,500,323.42, 8,247,717.15 and 1,905,125.05 is: 2,856,728.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,500,323.42 : 8,247,717.15 = 1,905,125.05 : x
  2. Step 2: Convert to fraction form
    5,500,323.42/8,247,717.15 = 1,905,125.05/x
  3. Step 3: Cross multiply
    5,500,323.42x = 8,247,717.15 × 1,905,125.05
  4. Step 4: Simplify right side
    5,500,323.42x = 15,712,932,547,779.61
  5. Step 5: Solve for x
    x = 15,712,932,547,779.61/5,500,323.42
  6. Step 6: Final answer
    x = 2,856,728.84

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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.