Home / 12,768,163.96-19,152,119.72-5,849,680.88

Finding the Fourth Proportional to 12,768,163.96, 19,152,119.72 and 5,849,680.88

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Solution

The fourth proportional to 12,768,163.96, 19,152,119.72 and 5,849,680.88 is: 8,774,463.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,768,163.96 : 19,152,119.72 = 5,849,680.88 : x
  2. Step 2: Convert to fraction form
    12,768,163.96/19,152,119.72 = 5,849,680.88/x
  3. Step 3: Cross multiply
    12,768,163.96x = 19,152,119.72 × 5,849,680.88
  4. Step 4: Simplify right side
    12,768,163.96x = 112,033,788,537,554.94
  5. Step 5: Solve for x
    x = 112,033,788,537,554.94/12,768,163.96
  6. Step 6: Final answer
    x = 8,774,463.49

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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.