Home / 14,238,581.12-21,357,645.44-3,455,971.20

Finding the Fourth Proportional to 14,238,581.12, 21,357,645.44 and 3,455,971.20

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Solution

The fourth proportional to 14,238,581.12, 21,357,645.44 and 3,455,971.20 is: 5,183,901.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,238,581.12 : 21,357,645.44 = 3,455,971.20 : x
  2. Step 2: Convert to fraction form
    14,238,581.12/21,357,645.44 = 3,455,971.20/x
  3. Step 3: Cross multiply
    14,238,581.12x = 21,357,645.44 × 3,455,971.20
  4. Step 4: Simplify right side
    14,238,581.12x = 73,811,407,540,451.34
  5. Step 5: Solve for x
    x = 73,811,407,540,451.34/14,238,581.12
  6. Step 6: Final answer
    x = 5,183,901.89

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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.