Home / 8,688,010.40-13,032,015.60-5,507,237.60

Finding the Fourth Proportional to 8,688,010.40, 13,032,015.60 and 5,507,237.60

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Solution

The fourth proportional to 8,688,010.40, 13,032,015.60 and 5,507,237.60 is: 8,260,856.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,688,010.40 : 13,032,015.60 = 5,507,237.60 : x
  2. Step 2: Convert to fraction form
    8,688,010.40/13,032,015.60 = 5,507,237.60/x
  3. Step 3: Cross multiply
    8,688,010.40x = 13,032,015.60 × 5,507,237.60
  4. Step 4: Simplify right side
    8,688,010.40x = 71,770,406,316,106.55
  5. Step 5: Solve for x
    x = 71,770,406,316,106.55/8,688,010.40
  6. Step 6: Final answer
    x = 8,260,856.40

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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.