Home / 15,560,031.96-21,447,144.36-10,401,511.32

Finding the Fourth Proportional to 15,560,031.96, 21,447,144.36 and 10,401,511.32

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Solution

The fourth proportional to 15,560,031.96, 21,447,144.36 and 10,401,511.32 is: 14,336,905.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,560,031.96 : 21,447,144.36 = 10,401,511.32 : x
  2. Step 2: Convert to fraction form
    15,560,031.96/21,447,144.36 = 10,401,511.32/x
  3. Step 3: Cross multiply
    15,560,031.96x = 21,447,144.36 × 10,401,511.32
  4. Step 4: Simplify right side
    15,560,031.96x = 223,082,714,842,214.16
  5. Step 5: Solve for x
    x = 223,082,714,842,214.16/15,560,031.96
  6. Step 6: Final answer
    x = 14,336,905.95

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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.