Home / 15,276,508.62-21,075,615.27-8,746,648.26

Finding the Fourth Proportional to 15,276,508.62, 21,075,615.27 and 8,746,648.26

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Solution

The fourth proportional to 15,276,508.62, 21,075,615.27 and 8,746,648.26 is: 12,066,958.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,276,508.62 : 21,075,615.27 = 8,746,648.26 : x
  2. Step 2: Convert to fraction form
    15,276,508.62/21,075,615.27 = 8,746,648.26/x
  3. Step 3: Cross multiply
    15,276,508.62x = 21,075,615.27 × 8,746,648.26
  4. Step 4: Simplify right side
    15,276,508.62x = 184,340,993,629,774.91
  5. Step 5: Solve for x
    x = 184,340,993,629,774.91/15,276,508.62
  6. Step 6: Final answer
    x = 12,066,958.37

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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.