Home / 13,575,924.96-18,733,666.68-7,993,288.32

Finding the Fourth Proportional to 13,575,924.96, 18,733,666.68 and 7,993,288.32

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Solution

The fourth proportional to 13,575,924.96, 18,733,666.68 and 7,993,288.32 is: 11,030,084.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,575,924.96 : 18,733,666.68 = 7,993,288.32 : x
  2. Step 2: Convert to fraction form
    13,575,924.96/18,733,666.68 = 7,993,288.32/x
  3. Step 3: Cross multiply
    13,575,924.96x = 18,733,666.68 × 7,993,288.32
  4. Step 4: Simplify right side
    13,575,924.96x = 149,743,599,064,017.19
  5. Step 5: Solve for x
    x = 149,743,599,064,017.19/13,575,924.96
  6. Step 6: Final answer
    x = 11,030,084.47

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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.