Home / 6,831,730.72-9,427,449.36-3,775,866.40

Finding the Fourth Proportional to 6,831,730.72, 9,427,449.36 and 3,775,866.40

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Solution

The fourth proportional to 6,831,730.72, 9,427,449.36 and 3,775,866.40 is: 5,210,508.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,831,730.72 : 9,427,449.36 = 3,775,866.40 : x
  2. Step 2: Convert to fraction form
    6,831,730.72/9,427,449.36 = 3,775,866.40/x
  3. Step 3: Cross multiply
    6,831,730.72x = 9,427,449.36 × 3,775,866.40
  4. Step 4: Simplify right side
    6,831,730.72x = 35,596,789,276,125.50
  5. Step 5: Solve for x
    x = 35,596,789,276,125.50/6,831,730.72
  6. Step 6: Final answer
    x = 5,210,508.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.