Home / 23,188,637.10-34,782,955.65-12,984,969.90

Finding the Fourth Proportional to 23,188,637.10, 34,782,955.65 and 12,984,969.90

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Solution

The fourth proportional to 23,188,637.10, 34,782,955.65 and 12,984,969.90 is: 19,477,454.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,188,637.10 : 34,782,955.65 = 12,984,969.90 : x
  2. Step 2: Convert to fraction form
    23,188,637.10/34,782,955.65 = 12,984,969.90/x
  3. Step 3: Cross multiply
    23,188,637.10x = 34,782,955.65 × 12,984,969.90
  4. Step 4: Simplify right side
    23,188,637.10x = 451,655,632,148,284.94
  5. Step 5: Solve for x
    x = 451,655,632,148,284.94/23,188,637.10
  6. Step 6: Final answer
    x = 19,477,454.85

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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.