Home / 11,018,851.80-16,528,277.70-10,912,563.60

Finding the Fourth Proportional to 11,018,851.80, 16,528,277.70 and 10,912,563.60

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Solution

The fourth proportional to 11,018,851.80, 16,528,277.70 and 10,912,563.60 is: 16,368,845.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,018,851.80 : 16,528,277.70 = 10,912,563.60 : x
  2. Step 2: Convert to fraction form
    11,018,851.80/16,528,277.70 = 10,912,563.60/x
  3. Step 3: Cross multiply
    11,018,851.80x = 16,528,277.70 × 10,912,563.60
  4. Step 4: Simplify right side
    11,018,851.80x = 180,365,881,599,711.72
  5. Step 5: Solve for x
    x = 180,365,881,599,711.72/11,018,851.80
  6. Step 6: Final answer
    x = 16,368,845.40

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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.