Home / 13,445,999.20-20,166,374.40-4,470,551.20

Finding the Fourth Proportional to 13,445,999.20, 20,166,374.40 and 4,470,551.20

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Solution

The fourth proportional to 13,445,999.20, 20,166,374.40 and 4,470,551.20 is: 6,704,954.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,445,999.20 : 20,166,374.40 = 4,470,551.20 : x
  2. Step 2: Convert to fraction form
    13,445,999.20/20,166,374.40 = 4,470,551.20/x
  3. Step 3: Cross multiply
    13,445,999.20x = 20,166,374.40 × 4,470,551.20
  4. Step 4: Simplify right side
    13,445,999.20x = 90,154,809,273,569.28
  5. Step 5: Solve for x
    x = 90,154,809,273,569.28/13,445,999.20
  6. Step 6: Final answer
    x = 6,704,954.23

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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.