Home / 37,038,813.90-51,116,702.01-20,524,118.76

Finding the Fourth Proportional to 37,038,813.90, 51,116,702.01 and 20,524,118.76

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Solution

The fourth proportional to 37,038,813.90, 51,116,702.01 and 20,524,118.76 is: 28,325,023.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,038,813.90 : 51,116,702.01 = 20,524,118.76 : x
  2. Step 2: Convert to fraction form
    37,038,813.90/51,116,702.01 = 20,524,118.76/x
  3. Step 3: Cross multiply
    37,038,813.90x = 51,116,702.01 × 20,524,118.76
  4. Step 4: Simplify right side
    37,038,813.90x = 1,049,125,262,672,770.75
  5. Step 5: Solve for x
    x = 1,049,125,262,672,770.75/37,038,813.90
  6. Step 6: Final answer
    x = 28,325,023.19

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.