Home / 8,859,548.90-13,289,323.35-8,803,561.70

Finding the Fourth Proportional to 8,859,548.90, 13,289,323.35 and 8,803,561.70

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Solution

The fourth proportional to 8,859,548.90, 13,289,323.35 and 8,803,561.70 is: 13,205,342.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,859,548.90 : 13,289,323.35 = 8,803,561.70 : x
  2. Step 2: Convert to fraction form
    8,859,548.90/13,289,323.35 = 8,803,561.70/x
  3. Step 3: Cross multiply
    8,859,548.90x = 13,289,323.35 × 8,803,561.70
  4. Step 4: Simplify right side
    8,859,548.90x = 116,993,378,062,975.69
  5. Step 5: Solve for x
    x = 116,993,378,062,975.69/8,859,548.90
  6. Step 6: Final answer
    x = 13,205,342.55

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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.