Home / 6,607,266.48-9,909,966.60-2,118,959.28

Finding the Fourth Proportional to 6,607,266.48, 9,909,966.60 and 2,118,959.28

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Solution

The fourth proportional to 6,607,266.48, 9,909,966.60 and 2,118,959.28 is: 3,178,139.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,607,266.48 : 9,909,966.60 = 2,118,959.28 : x
  2. Step 2: Convert to fraction form
    6,607,266.48/9,909,966.60 = 2,118,959.28/x
  3. Step 3: Cross multiply
    6,607,266.48x = 9,909,966.60 × 2,118,959.28
  4. Step 4: Simplify right side
    6,607,266.48x = 20,998,815,691,560.05
  5. Step 5: Solve for x
    x = 20,998,815,691,560.05/6,607,266.48
  6. Step 6: Final answer
    x = 3,178,139.67

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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.