Home / 14,047,848-19,389,155.40-8,540,055.25

Finding the Fourth Proportional to 14,047,848, 19,389,155.40 and 8,540,055.25

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Solution

The fourth proportional to 14,047,848, 19,389,155.40 and 8,540,055.25 is: 11,787,176.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,047,848 : 19,389,155.40 = 8,540,055.25 : x
  2. Step 2: Convert to fraction form
    14,047,848/19,389,155.40 = 8,540,055.25/x
  3. Step 3: Cross multiply
    14,047,848x = 19,389,155.40 × 8,540,055.25
  4. Step 4: Simplify right side
    14,047,848x = 165,584,458,366,835.84
  5. Step 5: Solve for x
    x = 165,584,458,366,835.84/14,047,848
  6. Step 6: Final answer
    x = 11,787,176.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.