Home / 18,404,137.84-27,603,213.81-8,688,732.16

Finding the Fourth Proportional to 18,404,137.84, 27,603,213.81 and 8,688,732.16

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Solution

The fourth proportional to 18,404,137.84, 27,603,213.81 and 8,688,732.16 is: 13,031,685.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,404,137.84 : 27,603,213.81 = 8,688,732.16 : x
  2. Step 2: Convert to fraction form
    18,404,137.84/27,603,213.81 = 8,688,732.16/x
  3. Step 3: Cross multiply
    18,404,137.84x = 27,603,213.81 × 8,688,732.16
  4. Step 4: Simplify right side
    18,404,137.84x = 239,836,931,550,303.12
  5. Step 5: Solve for x
    x = 239,836,931,550,303.12/18,404,137.84
  6. Step 6: Final answer
    x = 13,031,685.25

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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.