Home / 8,477,543.90-12,717,093.45-2,797,780.70

Finding the Fourth Proportional to 8,477,543.90, 12,717,093.45 and 2,797,780.70

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Solution

The fourth proportional to 8,477,543.90, 12,717,093.45 and 2,797,780.70 is: 4,196,927.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,477,543.90 : 12,717,093.45 = 2,797,780.70 : x
  2. Step 2: Convert to fraction form
    8,477,543.90/12,717,093.45 = 2,797,780.70/x
  3. Step 3: Cross multiply
    8,477,543.90x = 12,717,093.45 × 2,797,780.70
  4. Step 4: Simplify right side
    8,477,543.90x = 35,579,638,614,506.41
  5. Step 5: Solve for x
    x = 35,579,638,614,506.41/8,477,543.90
  6. Step 6: Final answer
    x = 4,196,927.68

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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.