Home / 26,879,153.27-40,307,519.45-8,430,345.05

Finding the Fourth Proportional to 26,879,153.27, 40,307,519.45 and 8,430,345.05

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Solution

The fourth proportional to 26,879,153.27, 40,307,519.45 and 8,430,345.05 is: 12,642,001.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,879,153.27 : 40,307,519.45 = 8,430,345.05 : x
  2. Step 2: Convert to fraction form
    26,879,153.27/40,307,519.45 = 8,430,345.05/x
  3. Step 3: Cross multiply
    26,879,153.27x = 40,307,519.45 × 8,430,345.05
  4. Step 4: Simplify right side
    26,879,153.27x = 339,806,296,829,396.88
  5. Step 5: Solve for x
    x = 339,806,296,829,396.88/26,879,153.27
  6. Step 6: Final answer
    x = 12,642,001.53

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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.