Home / 15,596,619.73-21,521,678.22-8,626,189.64

Finding the Fourth Proportional to 15,596,619.73, 21,521,678.22 and 8,626,189.64

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Solution

The fourth proportional to 15,596,619.73, 21,521,678.22 and 8,626,189.64 is: 11,903,225.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,596,619.73 : 21,521,678.22 = 8,626,189.64 : x
  2. Step 2: Convert to fraction form
    15,596,619.73/21,521,678.22 = 8,626,189.64/x
  3. Step 3: Cross multiply
    15,596,619.73x = 21,521,678.22 × 8,626,189.64
  4. Step 4: Simplify right side
    15,596,619.73x = 185,650,077,589,169.25
  5. Step 5: Solve for x
    x = 185,650,077,589,169.25/15,596,619.73
  6. Step 6: Final answer
    x = 11,903,225.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.