Home / 18,326,388.45-27,495,562.32-8,740,521.39

Finding the Fourth Proportional to 18,326,388.45, 27,495,562.32 and 8,740,521.39

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Solution

The fourth proportional to 18,326,388.45, 27,495,562.32 and 8,740,521.39 is: 13,113,634.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,326,388.45 : 27,495,562.32 = 8,740,521.39 : x
  2. Step 2: Convert to fraction form
    18,326,388.45/27,495,562.32 = 8,740,521.39/x
  3. Step 3: Cross multiply
    18,326,388.45x = 27,495,562.32 × 8,740,521.39
  4. Step 4: Simplify right side
    18,326,388.45x = 240,325,550,588,038.03
  5. Step 5: Solve for x
    x = 240,325,550,588,038.03/18,326,388.45
  6. Step 6: Final answer
    x = 13,113,634.00

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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.