Home / 43,163,631.73-64,749,753.25-12,458,955.45

Finding the Fourth Proportional to 43,163,631.73, 64,749,753.25 and 12,458,955.45

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Solution

The fourth proportional to 43,163,631.73, 64,749,753.25 and 12,458,955.45 is: 18,689,675.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,163,631.73 : 64,749,753.25 = 12,458,955.45 : x
  2. Step 2: Convert to fraction form
    43,163,631.73/64,749,753.25 = 12,458,955.45/x
  3. Step 3: Cross multiply
    43,163,631.73x = 64,749,753.25 × 12,458,955.45
  4. Step 4: Simplify right side
    43,163,631.73x = 806,714,291,140,242.62
  5. Step 5: Solve for x
    x = 806,714,291,140,242.62/43,163,631.73
  6. Step 6: Final answer
    x = 18,689,675.98

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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.