Home / 14,581,279.20-21,871,918.80-12,242,938.80

Finding the Fourth Proportional to 14,581,279.20, 21,871,918.80 and 12,242,938.80

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Solution

The fourth proportional to 14,581,279.20, 21,871,918.80 and 12,242,938.80 is: 18,364,408.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,581,279.20 : 21,871,918.80 = 12,242,938.80 : x
  2. Step 2: Convert to fraction form
    14,581,279.20/21,871,918.80 = 12,242,938.80/x
  3. Step 3: Cross multiply
    14,581,279.20x = 21,871,918.80 × 12,242,938.80
  4. Step 4: Simplify right side
    14,581,279.20x = 267,776,563,306,969.47
  5. Step 5: Solve for x
    x = 267,776,563,306,969.47/14,581,279.20
  6. Step 6: Final answer
    x = 18,364,408.20

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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.