Home / 11,669,017.60-17,503,526.40-7,412,240.80

Finding the Fourth Proportional to 11,669,017.60, 17,503,526.40 and 7,412,240.80

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Solution

The fourth proportional to 11,669,017.60, 17,503,526.40 and 7,412,240.80 is: 11,118,361.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,669,017.60 : 17,503,526.40 = 7,412,240.80 : x
  2. Step 2: Convert to fraction form
    11,669,017.60/17,503,526.40 = 7,412,240.80/x
  3. Step 3: Cross multiply
    11,669,017.60x = 17,503,526.40 × 7,412,240.80
  4. Step 4: Simplify right side
    11,669,017.60x = 129,740,352,525,957.11
  5. Step 5: Solve for x
    x = 129,740,352,525,957.11/11,669,017.60
  6. Step 6: Final answer
    x = 11,118,361.20

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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.