Home / 70,877,135.03-97,810,512.25-38,282,087.03

Finding the Fourth Proportional to 70,877,135.03, 97,810,512.25 and 38,282,087.03

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Solution

The fourth proportional to 70,877,135.03, 97,810,512.25 and 38,282,087.03 is: 52,829,315.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,877,135.03 : 97,810,512.25 = 38,282,087.03 : x
  2. Step 2: Convert to fraction form
    70,877,135.03/97,810,512.25 = 38,282,087.03/x
  3. Step 3: Cross multiply
    70,877,135.03x = 97,810,512.25 × 38,282,087.03
  4. Step 4: Simplify right side
    70,877,135.03x = 3,744,390,542,403,381
  5. Step 5: Solve for x
    x = 3,744,390,542,403,381/70,877,135.03
  6. Step 6: Final answer
    x = 52,829,315.70

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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.