Home / 15,595,710.65-21,520,636.36-8,626,238.22

Finding the Fourth Proportional to 15,595,710.65, 21,520,636.36 and 8,626,238.22

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Solution

The fourth proportional to 15,595,710.65, 21,520,636.36 and 8,626,238.22 is: 11,903,409.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,595,710.65 : 21,520,636.36 = 8,626,238.22 : x
  2. Step 2: Convert to fraction form
    15,595,710.65/21,520,636.36 = 8,626,238.22/x
  3. Step 3: Cross multiply
    15,595,710.65x = 21,520,636.36 × 8,626,238.22
  4. Step 4: Simplify right side
    15,595,710.65x = 185,642,135,865,788.12
  5. Step 5: Solve for x
    x = 185,642,135,865,788.12/15,595,710.65
  6. Step 6: Final answer
    x = 11,903,409.86

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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.