Home / 45,966,462.80-68,949,694.20-18,672,702.80

Finding the Fourth Proportional to 45,966,462.80, 68,949,694.20 and 18,672,702.80

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Solution

The fourth proportional to 45,966,462.80, 68,949,694.20 and 18,672,702.80 is: 28,009,054.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,966,462.80 : 68,949,694.20 = 18,672,702.80 : x
  2. Step 2: Convert to fraction form
    45,966,462.80/68,949,694.20 = 18,672,702.80/x
  3. Step 3: Cross multiply
    45,966,462.80x = 68,949,694.20 × 18,672,702.80
  4. Step 4: Simplify right side
    45,966,462.80x = 1,287,477,147,947,483.75
  5. Step 5: Solve for x
    x = 1,287,477,147,947,483.75/45,966,462.80
  6. Step 6: Final answer
    x = 28,009,054.20

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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.