Home / 18,001,631.64-26,991,512.73-7,058,711.46

Finding the Fourth Proportional to 18,001,631.64, 26,991,512.73 and 7,058,711.46

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Solution

The fourth proportional to 18,001,631.64, 26,991,512.73 and 7,058,711.46 is: 10,583,779.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,001,631.64 : 26,991,512.73 = 7,058,711.46 : x
  2. Step 2: Convert to fraction form
    18,001,631.64/26,991,512.73 = 7,058,711.46/x
  3. Step 3: Cross multiply
    18,001,631.64x = 26,991,512.73 × 7,058,711.46
  4. Step 4: Simplify right side
    18,001,631.64x = 190,525,300,229,986.88
  5. Step 5: Solve for x
    x = 190,525,300,229,986.88/18,001,631.64
  6. Step 6: Final answer
    x = 10,583,779.52

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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.