Home / 5,432,280.30-8,136,610.65-3,298,643.10

Finding the Fourth Proportional to 5,432,280.30, 8,136,610.65 and 3,298,643.10

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Solution

The fourth proportional to 5,432,280.30, 8,136,610.65 and 3,298,643.10 is: 4,940,793.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,432,280.30 : 8,136,610.65 = 3,298,643.10 : x
  2. Step 2: Convert to fraction form
    5,432,280.30/8,136,610.65 = 3,298,643.10/x
  3. Step 3: Cross multiply
    5,432,280.30x = 8,136,610.65 × 3,298,643.10
  4. Step 4: Simplify right side
    5,432,280.30x = 26,839,774,578,009.02
  5. Step 5: Solve for x
    x = 26,839,774,578,009.02/5,432,280.30
  6. Step 6: Final answer
    x = 4,940,793.39

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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.