Home / 11,724,830.40-17,587,245.60-9,709,291.20

Finding the Fourth Proportional to 11,724,830.40, 17,587,245.60 and 9,709,291.20

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Solution

The fourth proportional to 11,724,830.40, 17,587,245.60 and 9,709,291.20 is: 14,563,936.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,724,830.40 : 17,587,245.60 = 9,709,291.20 : x
  2. Step 2: Convert to fraction form
    11,724,830.40/17,587,245.60 = 9,709,291.20/x
  3. Step 3: Cross multiply
    11,724,830.40x = 17,587,245.60 × 9,709,291.20
  4. Step 4: Simplify right side
    11,724,830.40x = 170,759,688,936,318.72
  5. Step 5: Solve for x
    x = 170,759,688,936,318.72/11,724,830.40
  6. Step 6: Final answer
    x = 14,563,936.80

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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.