Home / 16,820,495.85-23,212,293.56-9,085,538.16

Finding the Fourth Proportional to 16,820,495.85, 23,212,293.56 and 9,085,538.16

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Solution

The fourth proportional to 16,820,495.85, 23,212,293.56 and 9,085,538.16 is: 12,538,047.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,820,495.85 : 23,212,293.56 = 9,085,538.16 : x
  2. Step 2: Convert to fraction form
    16,820,495.85/23,212,293.56 = 9,085,538.16/x
  3. Step 3: Cross multiply
    16,820,495.85x = 23,212,293.56 × 9,085,538.16
  4. Step 4: Simplify right side
    16,820,495.85x = 210,896,178,875,074.56
  5. Step 5: Solve for x
    x = 210,896,178,875,074.56/16,820,495.85
  6. Step 6: Final answer
    x = 12,538,047.67

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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.