Home / 12,020,618.23-17,987,826.93-10,406,937.67

Finding the Fourth Proportional to 12,020,618.23, 17,987,826.93 and 10,406,937.67

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Solution

The fourth proportional to 12,020,618.23, 17,987,826.93 and 10,406,937.67 is: 15,573,092.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,020,618.23 : 17,987,826.93 = 10,406,937.67 : x
  2. Step 2: Convert to fraction form
    12,020,618.23/17,987,826.93 = 10,406,937.67/x
  3. Step 3: Cross multiply
    12,020,618.23x = 17,987,826.93 × 10,406,937.67
  4. Step 4: Simplify right side
    12,020,618.23x = 187,198,193,679,257.44
  5. Step 5: Solve for x
    x = 187,198,193,679,257.44/12,020,618.23
  6. Step 6: Final answer
    x = 15,573,092.01

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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.