Home / 70,415,506.60-97,171,951.34-39,048,493.82

Finding the Fourth Proportional to 70,415,506.60, 97,171,951.34 and 39,048,493.82

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Solution

The fourth proportional to 70,415,506.60, 97,171,951.34 and 39,048,493.82 is: 53,886,118.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,415,506.60 : 97,171,951.34 = 39,048,493.82 : x
  2. Step 2: Convert to fraction form
    70,415,506.60/97,171,951.34 = 39,048,493.82/x
  3. Step 3: Cross multiply
    70,415,506.60x = 97,171,951.34 × 39,048,493.82
  4. Step 4: Simplify right side
    70,415,506.60x = 3,794,418,340,989,092
  5. Step 5: Solve for x
    x = 3,794,418,340,989,092/70,415,506.60
  6. Step 6: Final answer
    x = 53,886,118.62

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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.