Home / 13,548,801.93-18,697,112.06-7,353,715.69

Finding the Fourth Proportional to 13,548,801.93, 18,697,112.06 and 7,353,715.69

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Solution

The fourth proportional to 13,548,801.93, 18,697,112.06 and 7,353,715.69 is: 10,148,000.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,548,801.93 : 18,697,112.06 = 7,353,715.69 : x
  2. Step 2: Convert to fraction form
    13,548,801.93/18,697,112.06 = 7,353,715.69/x
  3. Step 3: Cross multiply
    13,548,801.93x = 18,697,112.06 × 7,353,715.69
  4. Step 4: Simplify right side
    13,548,801.93x = 137,493,246,313,310.22
  5. Step 5: Solve for x
    x = 137,493,246,313,310.22/13,548,801.93
  6. Step 6: Final answer
    x = 10,148,000.32

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1.5x scale

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.