Home / 75,801,139.70-113,701,709.55-27,280,576.40

Finding the Fourth Proportional to 75,801,139.70, 113,701,709.55 and 27,280,576.40

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Solution

The fourth proportional to 75,801,139.70, 113,701,709.55 and 27,280,576.40 is: 40,920,864.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,801,139.70 : 113,701,709.55 = 27,280,576.40 : x
  2. Step 2: Convert to fraction form
    75,801,139.70/113,701,709.55 = 27,280,576.40/x
  3. Step 3: Cross multiply
    75,801,139.70x = 113,701,709.55 × 27,280,576.40
  4. Step 4: Simplify right side
    75,801,139.70x = 3,101,848,174,189,384.50
  5. Step 5: Solve for x
    x = 3,101,848,174,189,384.50/75,801,139.70
  6. Step 6: Final answer
    x = 40,920,864.60

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1.5x scale

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.