Home / 75,977,945-113,938,999.80-26,108,623.55

Finding the Fourth Proportional to 75,977,945, 113,938,999.80 and 26,108,623.55

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Solution

The fourth proportional to 75,977,945, 113,938,999.80 and 26,108,623.55 is: 39,153,341.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,977,945 : 113,938,999.80 = 26,108,623.55 : x
  2. Step 2: Convert to fraction form
    75,977,945/113,938,999.80 = 26,108,623.55/x
  3. Step 3: Cross multiply
    75,977,945x = 113,938,999.80 × 26,108,623.55
  4. Step 4: Simplify right side
    75,977,945x = 2,974,790,453,441,725.50
  5. Step 5: Solve for x
    x = 2,974,790,453,441,725.50/75,977,945
  6. Step 6: Final answer
    x = 39,153,341.85

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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.