Home / 8,520,978.44-11,759,030.34-4,849,715

Finding the Fourth Proportional to 8,520,978.44, 11,759,030.34 and 4,849,715

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Solution

The fourth proportional to 8,520,978.44, 11,759,030.34 and 4,849,715 is: 6,692,652.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,520,978.44 : 11,759,030.34 = 4,849,715 : x
  2. Step 2: Convert to fraction form
    8,520,978.44/11,759,030.34 = 4,849,715/x
  3. Step 3: Cross multiply
    8,520,978.44x = 11,759,030.34 × 4,849,715
  4. Step 4: Simplify right side
    8,520,978.44x = 57,027,945,825,353.10
  5. Step 5: Solve for x
    x = 57,027,945,825,353.10/8,520,978.44
  6. Step 6: Final answer
    x = 6,692,652.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.