Home / 9,072,858.90-13,609,288.35-8,149,070.10

Finding the Fourth Proportional to 9,072,858.90, 13,609,288.35 and 8,149,070.10

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Solution

The fourth proportional to 9,072,858.90, 13,609,288.35 and 8,149,070.10 is: 12,223,605.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,072,858.90 : 13,609,288.35 = 8,149,070.10 : x
  2. Step 2: Convert to fraction form
    9,072,858.90/13,609,288.35 = 8,149,070.10/x
  3. Step 3: Cross multiply
    9,072,858.90x = 13,609,288.35 × 8,149,070.10
  4. Step 4: Simplify right side
    9,072,858.90x = 110,903,044,775,263.33
  5. Step 5: Solve for x
    x = 110,903,044,775,263.33/9,072,858.90
  6. Step 6: Final answer
    x = 12,223,605.15

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.