Home / 19,936,334.80-29,904,502.20-10,866,408.40

Finding the Fourth Proportional to 19,936,334.80, 29,904,502.20 and 10,866,408.40

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Solution

The fourth proportional to 19,936,334.80, 29,904,502.20 and 10,866,408.40 is: 16,299,612.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,936,334.80 : 29,904,502.20 = 10,866,408.40 : x
  2. Step 2: Convert to fraction form
    19,936,334.80/29,904,502.20 = 10,866,408.40/x
  3. Step 3: Cross multiply
    19,936,334.80x = 29,904,502.20 × 10,866,408.40
  4. Step 4: Simplify right side
    19,936,334.80x = 324,954,533,903,898.50
  5. Step 5: Solve for x
    x = 324,954,533,903,898.50/19,936,334.80
  6. Step 6: Final answer
    x = 16,299,612.60

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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.