Home / 6,653,820.40-9,980,730.60-3,630,511.60

Finding the Fourth Proportional to 6,653,820.40, 9,980,730.60 and 3,630,511.60

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Solution

The fourth proportional to 6,653,820.40, 9,980,730.60 and 3,630,511.60 is: 5,445,767.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,653,820.40 : 9,980,730.60 = 3,630,511.60 : x
  2. Step 2: Convert to fraction form
    6,653,820.40/9,980,730.60 = 3,630,511.60/x
  3. Step 3: Cross multiply
    6,653,820.40x = 9,980,730.60 × 3,630,511.60
  4. Step 4: Simplify right side
    6,653,820.40x = 36,235,158,219,774.96
  5. Step 5: Solve for x
    x = 36,235,158,219,774.96/6,653,820.40
  6. Step 6: Final answer
    x = 5,445,767.40

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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.