Home / 56,790,006.60-85,164,014.70-18,452,771.40

Finding the Fourth Proportional to 56,790,006.60, 85,164,014.70 and 18,452,771.40

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Solution

The fourth proportional to 56,790,006.60, 85,164,014.70 and 18,452,771.40 is: 27,672,335.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,790,006.60 : 85,164,014.70 = 18,452,771.40 : x
  2. Step 2: Convert to fraction form
    56,790,006.60/85,164,014.70 = 18,452,771.40/x
  3. Step 3: Cross multiply
    56,790,006.60x = 85,164,014.70 × 18,452,771.40
  4. Step 4: Simplify right side
    56,790,006.60x = 1,571,512,094,765,339.50
  5. Step 5: Solve for x
    x = 1,571,512,094,765,339.50/56,790,006.60
  6. Step 6: Final answer
    x = 27,672,335.13

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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.