Home / 17,927,308.68-26,903,916.74-7,138,391.77

Finding the Fourth Proportional to 17,927,308.68, 26,903,916.74 and 7,138,391.77

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Solution

The fourth proportional to 17,927,308.68, 26,903,916.74 and 7,138,391.77 is: 10,712,745.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,927,308.68 : 26,903,916.74 = 7,138,391.77 : x
  2. Step 2: Convert to fraction form
    17,927,308.68/26,903,916.74 = 7,138,391.77/x
  3. Step 3: Cross multiply
    17,927,308.68x = 26,903,916.74 × 7,138,391.77
  4. Step 4: Simplify right side
    17,927,308.68x = 192,050,697,801,889.25
  5. Step 5: Solve for x
    x = 192,050,697,801,889.25/17,927,308.68
  6. Step 6: Final answer
    x = 10,712,745.64

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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.