Home / 10,852,680.40-16,281,353.40-3,280,411.60

Finding the Fourth Proportional to 10,852,680.40, 16,281,353.40 and 3,280,411.60

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Solution

The fourth proportional to 10,852,680.40, 16,281,353.40 and 3,280,411.60 is: 4,921,322.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,852,680.40 : 16,281,353.40 = 3,280,411.60 : x
  2. Step 2: Convert to fraction form
    10,852,680.40/16,281,353.40 = 3,280,411.60/x
  3. Step 3: Cross multiply
    10,852,680.40x = 16,281,353.40 × 3,280,411.60
  4. Step 4: Simplify right side
    10,852,680.40x = 53,409,540,557,059.45
  5. Step 5: Solve for x
    x = 53,409,540,557,059.45/10,852,680.40
  6. Step 6: Final answer
    x = 4,921,322.53

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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.