Home / 15,028,994.96-20,739,376.32-8,502,735.68

Finding the Fourth Proportional to 15,028,994.96, 20,739,376.32 and 8,502,735.68

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Solution

The fourth proportional to 15,028,994.96, 20,739,376.32 and 8,502,735.68 is: 11,733,415.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,028,994.96 : 20,739,376.32 = 8,502,735.68 : x
  2. Step 2: Convert to fraction form
    15,028,994.96/20,739,376.32 = 8,502,735.68/x
  3. Step 3: Cross multiply
    15,028,994.96x = 20,739,376.32 × 8,502,735.68
  4. Step 4: Simplify right side
    15,028,994.96x = 176,341,435,017,011.09
  5. Step 5: Solve for x
    x = 176,341,435,017,011.09/15,028,994.96
  6. Step 6: Final answer
    x = 11,733,415.01

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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.