Home / 65,418,317.10-90,277,874.64-36,050,703.36

Finding the Fourth Proportional to 65,418,317.10, 90,277,874.64 and 36,050,703.36

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Solution

The fourth proportional to 65,418,317.10, 90,277,874.64 and 36,050,703.36 is: 49,750,299.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,418,317.10 : 90,277,874.64 = 36,050,703.36 : x
  2. Step 2: Convert to fraction form
    65,418,317.10/90,277,874.64 = 36,050,703.36/x
  3. Step 3: Cross multiply
    65,418,317.10x = 90,277,874.64 × 36,050,703.36
  4. Step 4: Simplify right side
    65,418,317.10x = 3,254,580,878,617,907
  5. Step 5: Solve for x
    x = 3,254,580,878,617,907/65,418,317.10
  6. Step 6: Final answer
    x = 49,750,299.65

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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.