Home / 73,874,673.72-101,957,176.44-42,512,078.52

Finding the Fourth Proportional to 73,874,673.72, 101,957,176.44 and 42,512,078.52

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Solution

The fourth proportional to 73,874,673.72, 101,957,176.44 and 42,512,078.52 is: 58,672,495.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,874,673.72 : 101,957,176.44 = 42,512,078.52 : x
  2. Step 2: Convert to fraction form
    73,874,673.72/101,957,176.44 = 42,512,078.52/x
  3. Step 3: Cross multiply
    73,874,673.72x = 101,957,176.44 × 42,512,078.52
  4. Step 4: Simplify right side
    73,874,673.72x = 4,334,411,490,494,774.50
  5. Step 5: Solve for x
    x = 4,334,411,490,494,774.50/73,874,673.72
  6. Step 6: Final answer
    x = 58,672,495.89

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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.