Home / 13,069,846.80-19,562,779.80-9,290,710.80

Finding the Fourth Proportional to 13,069,846.80, 19,562,779.80 and 9,290,710.80

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Solution

The fourth proportional to 13,069,846.80, 19,562,779.80 and 9,290,710.80 is: 13,906,217.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,069,846.80 : 19,562,779.80 = 9,290,710.80 : x
  2. Step 2: Convert to fraction form
    13,069,846.80/19,562,779.80 = 9,290,710.80/x
  3. Step 3: Cross multiply
    13,069,846.80x = 19,562,779.80 × 9,290,710.80
  4. Step 4: Simplify right side
    13,069,846.80x = 181,752,129,565,881.88
  5. Step 5: Solve for x
    x = 181,752,129,565,881.88/13,069,846.80
  6. Step 6: Final answer
    x = 13,906,217.29

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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.