Home / 18,184,115.97-25,094,312.54-10,742,022.87

Finding the Fourth Proportional to 18,184,115.97, 25,094,312.54 and 10,742,022.87

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Solution

The fourth proportional to 18,184,115.97, 25,094,312.54 and 10,742,022.87 is: 14,824,128.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,184,115.97 : 25,094,312.54 = 10,742,022.87 : x
  2. Step 2: Convert to fraction form
    18,184,115.97/25,094,312.54 = 10,742,022.87/x
  3. Step 3: Cross multiply
    18,184,115.97x = 25,094,312.54 × 10,742,022.87
  4. Step 4: Simplify right side
    18,184,115.97x = 269,563,679,211,607.75
  5. Step 5: Solve for x
    x = 269,563,679,211,607.75/18,184,115.97
  6. Step 6: Final answer
    x = 14,824,128.91

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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.