Home / 40,842,993.12-56,364,511.68-22,509,459.60

Finding the Fourth Proportional to 40,842,993.12, 56,364,511.68 and 22,509,459.60

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Solution

The fourth proportional to 40,842,993.12, 56,364,511.68 and 22,509,459.60 is: 31,063,705.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,842,993.12 : 56,364,511.68 = 22,509,459.60 : x
  2. Step 2: Convert to fraction form
    40,842,993.12/56,364,511.68 = 22,509,459.60/x
  3. Step 3: Cross multiply
    40,842,993.12x = 56,364,511.68 × 22,509,459.60
  4. Step 4: Simplify right side
    40,842,993.12x = 1,268,734,698,534,688.25
  5. Step 5: Solve for x
    x = 1,268,734,698,534,688.25/40,842,993.12
  6. Step 6: Final answer
    x = 31,063,705.22

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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.