Home / 6,997,461.90-10,500,858.45-3,208,994.70

Finding the Fourth Proportional to 6,997,461.90, 10,500,858.45 and 3,208,994.70

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Solution

The fourth proportional to 6,997,461.90, 10,500,858.45 and 3,208,994.70 is: 4,815,631.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,997,461.90 : 10,500,858.45 = 3,208,994.70 : x
  2. Step 2: Convert to fraction form
    6,997,461.90/10,500,858.45 = 3,208,994.70/x
  3. Step 3: Cross multiply
    6,997,461.90x = 10,500,858.45 × 3,208,994.70
  4. Step 4: Simplify right side
    6,997,461.90x = 33,697,199,111,500.21
  5. Step 5: Solve for x
    x = 33,697,199,111,500.21/6,997,461.90
  6. Step 6: Final answer
    x = 4,815,631.67

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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.