Home / 10,894,856.40-16,345,783.80-4,827,243.60

Finding the Fourth Proportional to 10,894,856.40, 16,345,783.80 and 4,827,243.60

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Solution

The fourth proportional to 10,894,856.40, 16,345,783.80 and 4,827,243.60 is: 7,242,415.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,894,856.40 : 16,345,783.80 = 4,827,243.60 : x
  2. Step 2: Convert to fraction form
    10,894,856.40/16,345,783.80 = 4,827,243.60/x
  3. Step 3: Cross multiply
    10,894,856.40x = 16,345,783.80 × 4,827,243.60
  4. Step 4: Simplify right side
    10,894,856.40x = 78,905,080,235,533.67
  5. Step 5: Solve for x
    x = 78,905,080,235,533.67/10,894,856.40
  6. Step 6: Final answer
    x = 7,242,415.81

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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.