Home / 28,899,069.60-43,348,604.40-11,871,962.40

Finding the Fourth Proportional to 28,899,069.60, 43,348,604.40 and 11,871,962.40

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Solution

The fourth proportional to 28,899,069.60, 43,348,604.40 and 11,871,962.40 is: 17,807,943.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,899,069.60 : 43,348,604.40 = 11,871,962.40 : x
  2. Step 2: Convert to fraction form
    28,899,069.60/43,348,604.40 = 11,871,962.40/x
  3. Step 3: Cross multiply
    28,899,069.60x = 43,348,604.40 × 11,871,962.40
  4. Step 4: Simplify right side
    28,899,069.60x = 514,633,001,529,274.56
  5. Step 5: Solve for x
    x = 514,633,001,529,274.56/28,899,069.60
  6. Step 6: Final answer
    x = 17,807,943.60

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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.