Home / 76,009,509.55-104,980,281.29-50,020,043.41

Finding the Fourth Proportional to 76,009,509.55, 104,980,281.29 and 50,020,043.41

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Solution

The fourth proportional to 76,009,509.55, 104,980,281.29 and 50,020,043.41 is: 69,085,016.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,009,509.55 : 104,980,281.29 = 50,020,043.41 : x
  2. Step 2: Convert to fraction form
    76,009,509.55/104,980,281.29 = 50,020,043.41/x
  3. Step 3: Cross multiply
    76,009,509.55x = 104,980,281.29 × 50,020,043.41
  4. Step 4: Simplify right side
    76,009,509.55x = 5,251,118,227,319,811
  5. Step 5: Solve for x
    x = 5,251,118,227,319,811/76,009,509.55
  6. Step 6: Final answer
    x = 69,085,016.58

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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.