Home / 46,361,483.40-69,542,225.10-20,803,326.60

Finding the Fourth Proportional to 46,361,483.40, 69,542,225.10 and 20,803,326.60

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Solution

The fourth proportional to 46,361,483.40, 69,542,225.10 and 20,803,326.60 is: 31,204,989.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,361,483.40 : 69,542,225.10 = 20,803,326.60 : x
  2. Step 2: Convert to fraction form
    46,361,483.40/69,542,225.10 = 20,803,326.60/x
  3. Step 3: Cross multiply
    46,361,483.40x = 69,542,225.10 × 20,803,326.60
  4. Step 4: Simplify right side
    46,361,483.40x = 1,446,709,621,246,017.75
  5. Step 5: Solve for x
    x = 1,446,709,621,246,017.75/46,361,483.40
  6. Step 6: Final answer
    x = 31,204,989.90

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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.