Home / 10,971,938.40-16,457,907.60-9,348,309.60

Finding the Fourth Proportional to 10,971,938.40, 16,457,907.60 and 9,348,309.60

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Solution

The fourth proportional to 10,971,938.40, 16,457,907.60 and 9,348,309.60 is: 14,022,464.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,971,938.40 : 16,457,907.60 = 9,348,309.60 : x
  2. Step 2: Convert to fraction form
    10,971,938.40/16,457,907.60 = 9,348,309.60/x
  3. Step 3: Cross multiply
    10,971,938.40x = 16,457,907.60 × 9,348,309.60
  4. Step 4: Simplify right side
    10,971,938.40x = 153,853,615,612,992.94
  5. Step 5: Solve for x
    x = 153,853,615,612,992.94/10,971,938.40
  6. Step 6: Final answer
    x = 14,022,464.40

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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.