Home / 7,343,999.10-11,015,998.65-5,328,459.90

Finding the Fourth Proportional to 7,343,999.10, 11,015,998.65 and 5,328,459.90

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Solution

The fourth proportional to 7,343,999.10, 11,015,998.65 and 5,328,459.90 is: 7,992,689.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,343,999.10 : 11,015,998.65 = 5,328,459.90 : x
  2. Step 2: Convert to fraction form
    7,343,999.10/11,015,998.65 = 5,328,459.90/x
  3. Step 3: Cross multiply
    7,343,999.10x = 11,015,998.65 × 5,328,459.90
  4. Step 4: Simplify right side
    7,343,999.10x = 58,698,307,064,979.14
  5. Step 5: Solve for x
    x = 58,698,307,064,979.14/7,343,999.10
  6. Step 6: Final answer
    x = 7,992,689.85

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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.