Home / 13,292,076.40-19,938,114.60-11,166,312.40

Finding the Fourth Proportional to 13,292,076.40, 19,938,114.60 and 11,166,312.40

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Solution

The fourth proportional to 13,292,076.40, 19,938,114.60 and 11,166,312.40 is: 16,749,468.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,292,076.40 : 19,938,114.60 = 11,166,312.40 : x
  2. Step 2: Convert to fraction form
    13,292,076.40/19,938,114.60 = 11,166,312.40/x
  3. Step 3: Cross multiply
    13,292,076.40x = 19,938,114.60 × 11,166,312.40
  4. Step 4: Simplify right side
    13,292,076.40x = 222,635,216,290,601.06
  5. Step 5: Solve for x
    x = 222,635,216,290,601.06/13,292,076.40
  6. Step 6: Final answer
    x = 16,749,468.60

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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.