Home / 19,315,903.20-28,973,854.80-6,536,824.80

Finding the Fourth Proportional to 19,315,903.20, 28,973,854.80 and 6,536,824.80

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Solution

The fourth proportional to 19,315,903.20, 28,973,854.80 and 6,536,824.80 is: 9,805,237.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,315,903.20 : 28,973,854.80 = 6,536,824.80 : x
  2. Step 2: Convert to fraction form
    19,315,903.20/28,973,854.80 = 6,536,824.80/x
  3. Step 3: Cross multiply
    19,315,903.20x = 28,973,854.80 × 6,536,824.80
  4. Step 4: Simplify right side
    19,315,903.20x = 189,397,012,608,239.03
  5. Step 5: Solve for x
    x = 189,397,012,608,239.03/19,315,903.20
  6. Step 6: Final answer
    x = 9,805,237.20

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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.