Home / 48,114,689.40-72,065,745.90-19,346,016.60

Finding the Fourth Proportional to 48,114,689.40, 72,065,745.90 and 19,346,016.60

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Solution

The fourth proportional to 48,114,689.40, 72,065,745.90 and 19,346,016.60 is: 28,976,288.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,114,689.40 : 72,065,745.90 = 19,346,016.60 : x
  2. Step 2: Convert to fraction form
    48,114,689.40/72,065,745.90 = 19,346,016.60/x
  3. Step 3: Cross multiply
    48,114,689.40x = 72,065,745.90 × 19,346,016.60
  4. Step 4: Simplify right side
    48,114,689.40x = 1,394,185,116,472,782.25
  5. Step 5: Solve for x
    x = 1,394,185,116,472,782.25/48,114,689.40
  6. Step 6: Final answer
    x = 28,976,288.40

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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.