Home / 15,819,346.50-21,833,027.74-10,018,667.58

Finding the Fourth Proportional to 15,819,346.50, 21,833,027.74 and 10,018,667.58

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Solution

The fourth proportional to 15,819,346.50, 21,833,027.74 and 10,018,667.58 is: 13,827,236.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,819,346.50 : 21,833,027.74 = 10,018,667.58 : x
  2. Step 2: Convert to fraction form
    15,819,346.50/21,833,027.74 = 10,018,667.58/x
  3. Step 3: Cross multiply
    15,819,346.50x = 21,833,027.74 × 10,018,667.58
  4. Step 4: Simplify right side
    15,819,346.50x = 218,737,847,191,978.66
  5. Step 5: Solve for x
    x = 218,737,847,191,978.66/15,819,346.50
  6. Step 6: Final answer
    x = 13,827,236.62

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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.