Home / 9,171,817.06-12,657,148.44-5,042,114.22

Finding the Fourth Proportional to 9,171,817.06, 12,657,148.44 and 5,042,114.22

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Solution

The fourth proportional to 9,171,817.06, 12,657,148.44 and 5,042,114.22 is: 6,958,140.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,171,817.06 : 12,657,148.44 = 5,042,114.22 : x
  2. Step 2: Convert to fraction form
    9,171,817.06/12,657,148.44 = 5,042,114.22/x
  3. Step 3: Cross multiply
    9,171,817.06x = 12,657,148.44 × 5,042,114.22
  4. Step 4: Simplify right side
    9,171,817.06x = 63,818,788,190,893.09
  5. Step 5: Solve for x
    x = 63,818,788,190,893.09/9,171,817.06
  6. Step 6: Final answer
    x = 6,958,140.11

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Double scale
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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.