Home / 43,689,271.46-65,563,163.78-18,130,305.47

Finding the Fourth Proportional to 43,689,271.46, 65,563,163.78 and 18,130,305.47

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Solution

The fourth proportional to 43,689,271.46, 65,563,163.78 and 18,130,305.47 is: 27,207,599.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,689,271.46 : 65,563,163.78 = 18,130,305.47 : x
  2. Step 2: Convert to fraction form
    43,689,271.46/65,563,163.78 = 18,130,305.47/x
  3. Step 3: Cross multiply
    43,689,271.46x = 65,563,163.78 × 18,130,305.47
  4. Step 4: Simplify right side
    43,689,271.46x = 1,188,680,186,492,572.50
  5. Step 5: Solve for x
    x = 1,188,680,186,492,572.50/43,689,271.46
  6. Step 6: Final answer
    x = 27,207,599.19

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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.