Home / 8,688,006.40-13,032,009.60-5,507,233.60

Finding the Fourth Proportional to 8,688,006.40, 13,032,009.60 and 5,507,233.60

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Solution

The fourth proportional to 8,688,006.40, 13,032,009.60 and 5,507,233.60 is: 8,260,850.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,688,006.40 : 13,032,009.60 = 5,507,233.60 : x
  2. Step 2: Convert to fraction form
    8,688,006.40/13,032,009.60 = 5,507,233.60/x
  3. Step 3: Cross multiply
    8,688,006.40x = 13,032,009.60 × 5,507,233.60
  4. Step 4: Simplify right side
    8,688,006.40x = 71,770,321,144,642.55
  5. Step 5: Solve for x
    x = 71,770,321,144,642.55/8,688,006.40
  6. Step 6: Final answer
    x = 8,260,850.40

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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.