Home / 16,128,541.70-24,192,812.55-13,105,232.90

Finding the Fourth Proportional to 16,128,541.70, 24,192,812.55 and 13,105,232.90

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Solution

The fourth proportional to 16,128,541.70, 24,192,812.55 and 13,105,232.90 is: 19,657,849.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,128,541.70 : 24,192,812.55 = 13,105,232.90 : x
  2. Step 2: Convert to fraction form
    16,128,541.70/24,192,812.55 = 13,105,232.90/x
  3. Step 3: Cross multiply
    16,128,541.70x = 24,192,812.55 × 13,105,232.90
  4. Step 4: Simplify right side
    16,128,541.70x = 317,052,442,973,792.94
  5. Step 5: Solve for x
    x = 317,052,442,973,792.94/16,128,541.70
  6. Step 6: Final answer
    x = 19,657,849.35

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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.