Home / 15,070,494.60-20,797,045.32-8,194,916.52

Finding the Fourth Proportional to 15,070,494.60, 20,797,045.32 and 8,194,916.52

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Solution

The fourth proportional to 15,070,494.60, 20,797,045.32 and 8,194,916.52 is: 11,308,855.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,070,494.60 : 20,797,045.32 = 8,194,916.52 : x
  2. Step 2: Convert to fraction form
    15,070,494.60/20,797,045.32 = 8,194,916.52/x
  3. Step 3: Cross multiply
    15,070,494.60x = 20,797,045.32 × 8,194,916.52
  4. Step 4: Simplify right side
    15,070,494.60x = 170,430,050,260,056.69
  5. Step 5: Solve for x
    x = 170,430,050,260,056.69/15,070,494.60
  6. Step 6: Final answer
    x = 11,308,855.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.