Home / 15,853,568.40-23,780,352.60-13,163,266.80

Finding the Fourth Proportional to 15,853,568.40, 23,780,352.60 and 13,163,266.80

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Solution

The fourth proportional to 15,853,568.40, 23,780,352.60 and 13,163,266.80 is: 19,744,900.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,853,568.40 : 23,780,352.60 = 13,163,266.80 : x
  2. Step 2: Convert to fraction form
    15,853,568.40/23,780,352.60 = 13,163,266.80/x
  3. Step 3: Cross multiply
    15,853,568.40x = 23,780,352.60 × 13,163,266.80
  4. Step 4: Simplify right side
    15,853,568.40x = 313,027,125,871,873.69
  5. Step 5: Solve for x
    x = 313,027,125,871,873.69/15,853,568.40
  6. Step 6: Final answer
    x = 19,744,900.20

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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.