Home / 13,464,979.70-18,581,819.73-7,353,588.02

Finding the Fourth Proportional to 13,464,979.70, 18,581,819.73 and 7,353,588.02

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Solution

The fourth proportional to 13,464,979.70, 18,581,819.73 and 7,353,588.02 is: 10,148,032.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,464,979.70 : 18,581,819.73 = 7,353,588.02 : x
  2. Step 2: Convert to fraction form
    13,464,979.70/18,581,819.73 = 7,353,588.02/x
  3. Step 3: Cross multiply
    13,464,979.70x = 18,581,819.73 × 7,353,588.02
  4. Step 4: Simplify right side
    13,464,979.70x = 136,643,046,956,327.62
  5. Step 5: Solve for x
    x = 136,643,046,956,327.62/13,464,979.70
  6. Step 6: Final answer
    x = 10,148,032.15

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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.