Home / 12,896,185.19-19,343,647.31-4,808,529.68

Finding the Fourth Proportional to 12,896,185.19, 19,343,647.31 and 4,808,529.68

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Solution

The fourth proportional to 12,896,185.19, 19,343,647.31 and 4,808,529.68 is: 7,212,559.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,896,185.19 : 19,343,647.31 = 4,808,529.68 : x
  2. Step 2: Convert to fraction form
    12,896,185.19/19,343,647.31 = 4,808,529.68/x
  3. Step 3: Cross multiply
    12,896,185.19x = 19,343,647.31 × 4,808,529.68
  4. Step 4: Simplify right side
    12,896,185.19x = 93,014,502,143,077.23
  5. Step 5: Solve for x
    x = 93,014,502,143,077.23/12,896,185.19
  6. Step 6: Final answer
    x = 7,212,559.43

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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.