Home / 36,429,078.40-54,706,603.20-19,422,966.40

Finding the Fourth Proportional to 36,429,078.40, 54,706,603.20 and 19,422,966.40

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Solution

The fourth proportional to 36,429,078.40, 54,706,603.20 and 19,422,966.40 is: 29,168,031.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,429,078.40 : 54,706,603.20 = 19,422,966.40 : x
  2. Step 2: Convert to fraction form
    36,429,078.40/54,706,603.20 = 19,422,966.40/x
  3. Step 3: Cross multiply
    36,429,078.40x = 54,706,603.20 × 19,422,966.40
  4. Step 4: Simplify right side
    36,429,078.40x = 1,062,564,515,811,732.50
  5. Step 5: Solve for x
    x = 1,062,564,515,811,732.50/36,429,078.40
  6. Step 6: Final answer
    x = 29,168,031.76

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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.