Home / 10,632,955.20-15,949,432.80-4,953,753.60

Finding the Fourth Proportional to 10,632,955.20, 15,949,432.80 and 4,953,753.60

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Solution

The fourth proportional to 10,632,955.20, 15,949,432.80 and 4,953,753.60 is: 7,430,630.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,632,955.20 : 15,949,432.80 = 4,953,753.60 : x
  2. Step 2: Convert to fraction form
    10,632,955.20/15,949,432.80 = 4,953,753.60/x
  3. Step 3: Cross multiply
    10,632,955.20x = 15,949,432.80 × 4,953,753.60
  4. Step 4: Simplify right side
    10,632,955.20x = 79,009,560,150,958.08
  5. Step 5: Solve for x
    x = 79,009,560,150,958.08/10,632,955.20
  6. Step 6: Final answer
    x = 7,430,630.40

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1.5x scale

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.