Home / 13,296,528.40-19,938,960.60-6,105,672.40

Finding the Fourth Proportional to 13,296,528.40, 19,938,960.60 and 6,105,672.40

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Solution

The fourth proportional to 13,296,528.40, 19,938,960.60 and 6,105,672.40 is: 9,155,830.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,296,528.40 : 19,938,960.60 = 6,105,672.40 : x
  2. Step 2: Convert to fraction form
    13,296,528.40/19,938,960.60 = 6,105,672.40/x
  3. Step 3: Cross multiply
    13,296,528.40x = 19,938,960.60 × 6,105,672.40
  4. Step 4: Simplify right side
    13,296,528.40x = 121,740,761,420,107.45
  5. Step 5: Solve for x
    x = 121,740,761,420,107.45/13,296,528.40
  6. Step 6: Final answer
    x = 9,155,830.59

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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.