Home / 14,615,135.40-21,922,703.10-13,831,314.60

Finding the Fourth Proportional to 14,615,135.40, 21,922,703.10 and 13,831,314.60

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Solution

The fourth proportional to 14,615,135.40, 21,922,703.10 and 13,831,314.60 is: 20,746,971.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,615,135.40 : 21,922,703.10 = 13,831,314.60 : x
  2. Step 2: Convert to fraction form
    14,615,135.40/21,922,703.10 = 13,831,314.60/x
  3. Step 3: Cross multiply
    14,615,135.40x = 21,922,703.10 × 13,831,314.60
  4. Step 4: Simplify right side
    14,615,135.40x = 303,219,803,458,495.25
  5. Step 5: Solve for x
    x = 303,219,803,458,495.25/14,615,135.40
  6. Step 6: Final answer
    x = 20,746,971.90

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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.