Home / 76,633,004.40-114,980,999.40-28,134,092.40

Finding the Fourth Proportional to 76,633,004.40, 114,980,999.40 and 28,134,092.40

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Solution

The fourth proportional to 76,633,004.40, 114,980,999.40 and 28,134,092.40 is: 42,212,700.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,633,004.40 : 114,980,999.40 = 28,134,092.40 : x
  2. Step 2: Convert to fraction form
    76,633,004.40/114,980,999.40 = 28,134,092.40/x
  3. Step 3: Cross multiply
    76,633,004.40x = 114,980,999.40 × 28,134,092.40
  4. Step 4: Simplify right side
    76,633,004.40x = 3,234,886,061,363,944.50
  5. Step 5: Solve for x
    x = 3,234,886,061,363,944.50/76,633,004.40
  6. Step 6: Final answer
    x = 42,212,700.48

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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.