Home / 12,626,880.69-17,423,795.02-9,320,933.73

Finding the Fourth Proportional to 12,626,880.69, 17,423,795.02 and 9,320,933.73

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Solution

The fourth proportional to 12,626,880.69, 17,423,795.02 and 9,320,933.73 is: 12,861,928.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,626,880.69 : 17,423,795.02 = 9,320,933.73 : x
  2. Step 2: Convert to fraction form
    12,626,880.69/17,423,795.02 = 9,320,933.73/x
  3. Step 3: Cross multiply
    12,626,880.69x = 17,423,795.02 × 9,320,933.73
  4. Step 4: Simplify right side
    12,626,880.69x = 162,406,038,706,524.03
  5. Step 5: Solve for x
    x = 162,406,038,706,524.03/12,626,880.69
  6. Step 6: Final answer
    x = 12,861,928.67

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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.