Home / 8,045,999.55-12,068,999.33-1,980,683.10

Finding the Fourth Proportional to 8,045,999.55, 12,068,999.33 and 1,980,683.10

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Solution

The fourth proportional to 8,045,999.55, 12,068,999.33 and 1,980,683.10 is: 2,971,024.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,045,999.55 : 12,068,999.33 = 1,980,683.10 : x
  2. Step 2: Convert to fraction form
    8,045,999.55/12,068,999.33 = 1,980,683.10/x
  3. Step 3: Cross multiply
    8,045,999.55x = 12,068,999.33 × 1,980,683.10
  4. Step 4: Simplify right side
    8,045,999.55x = 23,904,862,996,938.91
  5. Step 5: Solve for x
    x = 23,904,862,996,938.91/8,045,999.55
  6. Step 6: Final answer
    x = 2,971,024.65

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Double scale
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Similar ratio
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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.