Home / 18,935,596.65-28,362,291.29-11,626,871.26

Finding the Fourth Proportional to 18,935,596.65, 28,362,291.29 and 11,626,871.26

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Solution

The fourth proportional to 18,935,596.65, 28,362,291.29 and 11,626,871.26 is: 17,415,068.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,935,596.65 : 28,362,291.29 = 11,626,871.26 : x
  2. Step 2: Convert to fraction form
    18,935,596.65/28,362,291.29 = 11,626,871.26/x
  3. Step 3: Cross multiply
    18,935,596.65x = 28,362,291.29 × 11,626,871.26
  4. Step 4: Simplify right side
    18,935,596.65x = 329,764,709,550,423
  5. Step 5: Solve for x
    x = 329,764,709,550,423/18,935,596.65
  6. Step 6: Final answer
    x = 17,415,068.33

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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.