Home / 10,989,837.68-16,485,543.63-2,902,732.67

Finding the Fourth Proportional to 10,989,837.68, 16,485,543.63 and 2,902,732.67

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Solution

The fourth proportional to 10,989,837.68, 16,485,543.63 and 2,902,732.67 is: 4,354,306.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,989,837.68 : 16,485,543.63 = 2,902,732.67 : x
  2. Step 2: Convert to fraction form
    10,989,837.68/16,485,543.63 = 2,902,732.67/x
  3. Step 3: Cross multiply
    10,989,837.68x = 16,485,543.63 × 2,902,732.67
  4. Step 4: Simplify right side
    10,989,837.68x = 47,853,126,118,725.25
  5. Step 5: Solve for x
    x = 47,853,126,118,725.25/10,989,837.68
  6. Step 6: Final answer
    x = 4,354,306.91

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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.