Home / 10,632,943.20-15,949,414.80-4,953,741.60

Finding the Fourth Proportional to 10,632,943.20, 15,949,414.80 and 4,953,741.60

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Solution

The fourth proportional to 10,632,943.20, 15,949,414.80 and 4,953,741.60 is: 7,430,612.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,632,943.20 : 15,949,414.80 = 4,953,741.60 : x
  2. Step 2: Convert to fraction form
    10,632,943.20/15,949,414.80 = 4,953,741.60/x
  3. Step 3: Cross multiply
    10,632,943.20x = 15,949,414.80 × 4,953,741.60
  4. Step 4: Simplify right side
    10,632,943.20x = 79,009,279,590,415.67
  5. Step 5: Solve for x
    x = 79,009,279,590,415.67/10,632,943.20
  6. Step 6: Final answer
    x = 7,430,612.40

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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.