Home / 7,898,313-11,847,469.50-1,914,681

Finding the Fourth Proportional to 7,898,313, 11,847,469.50 and 1,914,681

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Solution

The fourth proportional to 7,898,313, 11,847,469.50 and 1,914,681 is: 2,872,021.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,898,313 : 11,847,469.50 = 1,914,681 : x
  2. Step 2: Convert to fraction form
    7,898,313/11,847,469.50 = 1,914,681/x
  3. Step 3: Cross multiply
    7,898,313x = 11,847,469.50 × 1,914,681
  4. Step 4: Simplify right side
    7,898,313x = 22,684,124,749,729.50
  5. Step 5: Solve for x
    x = 22,684,124,749,729.50/7,898,313
  6. Step 6: Final answer
    x = 2,872,021.50

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1.5x scale

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.