Home / 15,525,030.27-21,410,009.57-12,269,622.05

Finding the Fourth Proportional to 15,525,030.27, 21,410,009.57 and 12,269,622.05

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Solution

The fourth proportional to 15,525,030.27, 21,410,009.57 and 12,269,622.05 is: 16,920,593.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,525,030.27 : 21,410,009.57 = 12,269,622.05 : x
  2. Step 2: Convert to fraction form
    15,525,030.27/21,410,009.57 = 12,269,622.05/x
  3. Step 3: Cross multiply
    15,525,030.27x = 21,410,009.57 × 12,269,622.05
  4. Step 4: Simplify right side
    15,525,030.27x = 262,692,725,342,384.88
  5. Step 5: Solve for x
    x = 262,692,725,342,384.88/15,525,030.27
  6. Step 6: Final answer
    x = 16,920,593.44

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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.