Home / 13,774,903.98-20,665,345.07-4,190,033.40

Finding the Fourth Proportional to 13,774,903.98, 20,665,345.07 and 4,190,033.40

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Solution

The fourth proportional to 13,774,903.98, 20,665,345.07 and 4,190,033.40 is: 6,285,959.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,774,903.98 : 20,665,345.07 = 4,190,033.40 : x
  2. Step 2: Convert to fraction form
    13,774,903.98/20,665,345.07 = 4,190,033.40/x
  3. Step 3: Cross multiply
    13,774,903.98x = 20,665,345.07 × 4,190,033.40
  4. Step 4: Simplify right side
    13,774,903.98x = 86,588,486,033,357.72
  5. Step 5: Solve for x
    x = 86,588,486,033,357.72/13,774,903.98
  6. Step 6: Final answer
    x = 6,285,959.32

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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.