Home / 55,876,920.40-83,911,025.40-30,367,752.40

Finding the Fourth Proportional to 55,876,920.40, 83,911,025.40 and 30,367,752.40

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Solution

The fourth proportional to 55,876,920.40, 83,911,025.40 and 30,367,752.40 is: 45,603,609.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,876,920.40 : 83,911,025.40 = 30,367,752.40 : x
  2. Step 2: Convert to fraction form
    55,876,920.40/83,911,025.40 = 30,367,752.40/x
  3. Step 3: Cross multiply
    55,876,920.40x = 83,911,025.40 × 30,367,752.40
  4. Step 4: Simplify right side
    55,876,920.40x = 2,548,189,242,977,311
  5. Step 5: Solve for x
    x = 2,548,189,242,977,311/55,876,920.40
  6. Step 6: Final answer
    x = 45,603,609.23

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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.