Home / 46,989,662.28-70,487,890.62-19,668,477.30

Finding the Fourth Proportional to 46,989,662.28, 70,487,890.62 and 19,668,477.30

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Solution

The fourth proportional to 46,989,662.28, 70,487,890.62 and 19,668,477.30 is: 29,504,137.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,989,662.28 : 70,487,890.62 = 19,668,477.30 : x
  2. Step 2: Convert to fraction form
    46,989,662.28/70,487,890.62 = 19,668,477.30/x
  3. Step 3: Cross multiply
    46,989,662.28x = 70,487,890.62 × 19,668,477.30
  4. Step 4: Simplify right side
    46,989,662.28x = 1,386,389,476,584,353
  5. Step 5: Solve for x
    x = 1,386,389,476,584,353/46,989,662.28
  6. Step 6: Final answer
    x = 29,504,137.92

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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.