Home / 9,173,702.58-12,658,960.81-5,401,169.22

Finding the Fourth Proportional to 9,173,702.58, 12,658,960.81 and 5,401,169.22

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Solution

The fourth proportional to 9,173,702.58, 12,658,960.81 and 5,401,169.22 is: 7,453,172.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,173,702.58 : 12,658,960.81 = 5,401,169.22 : x
  2. Step 2: Convert to fraction form
    9,173,702.58/12,658,960.81 = 5,401,169.22/x
  3. Step 3: Cross multiply
    9,173,702.58x = 12,658,960.81 × 5,401,169.22
  4. Step 4: Simplify right side
    9,173,702.58x = 68,373,189,457,152.41
  5. Step 5: Solve for x
    x = 68,373,189,457,152.41/9,173,702.58
  6. Step 6: Final answer
    x = 7,453,172.69

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1.5x scale

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.