Home / 20,361,612.54-30,501,525.41-9,416,460.59

Finding the Fourth Proportional to 20,361,612.54, 30,501,525.41 and 9,416,460.59

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Solution

The fourth proportional to 20,361,612.54, 30,501,525.41 and 9,416,460.59 is: 14,105,779.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,361,612.54 : 30,501,525.41 = 9,416,460.59 : x
  2. Step 2: Convert to fraction form
    20,361,612.54/30,501,525.41 = 9,416,460.59/x
  3. Step 3: Cross multiply
    20,361,612.54x = 30,501,525.41 × 9,416,460.59
  4. Step 4: Simplify right side
    20,361,612.54x = 287,216,411,834,812.50
  5. Step 5: Solve for x
    x = 287,216,411,834,812.50/20,361,612.54
  6. Step 6: Final answer
    x = 14,105,779.26

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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.