Home / 13,524,102.64-20,287,404.60-4,890,358

Finding the Fourth Proportional to 13,524,102.64, 20,287,404.60 and 4,890,358

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Solution

The fourth proportional to 13,524,102.64, 20,287,404.60 and 4,890,358 is: 7,335,989.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,524,102.64 : 20,287,404.60 = 4,890,358 : x
  2. Step 2: Convert to fraction form
    13,524,102.64/20,287,404.60 = 4,890,358/x
  3. Step 3: Cross multiply
    13,524,102.64x = 20,287,404.60 × 4,890,358
  4. Step 4: Simplify right side
    13,524,102.64x = 99,212,671,384,846.81
  5. Step 5: Solve for x
    x = 99,212,671,384,846.81/13,524,102.64
  6. Step 6: Final answer
    x = 7,335,989.24

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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.