Home / 19,424,457.20-29,144,850.60-10,438,511.60

Finding the Fourth Proportional to 19,424,457.20, 29,144,850.60 and 10,438,511.60

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Solution

The fourth proportional to 19,424,457.20, 29,144,850.60 and 10,438,511.60 is: 15,662,155.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,424,457.20 : 29,144,850.60 = 10,438,511.60 : x
  2. Step 2: Convert to fraction form
    19,424,457.20/29,144,850.60 = 10,438,511.60/x
  3. Step 3: Cross multiply
    19,424,457.20x = 29,144,850.60 × 10,438,511.60
  4. Step 4: Simplify right side
    19,424,457.20x = 304,228,861,068,366.94
  5. Step 5: Solve for x
    x = 304,228,861,068,366.94/19,424,457.20
  6. Step 6: Final answer
    x = 15,662,155.08

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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.