Home / 52,689,301.20-79,033,951.80-34,607,768.40

Finding the Fourth Proportional to 52,689,301.20, 79,033,951.80 and 34,607,768.40

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Solution

The fourth proportional to 52,689,301.20, 79,033,951.80 and 34,607,768.40 is: 51,911,652.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,689,301.20 : 79,033,951.80 = 34,607,768.40 : x
  2. Step 2: Convert to fraction form
    52,689,301.20/79,033,951.80 = 34,607,768.40/x
  3. Step 3: Cross multiply
    52,689,301.20x = 79,033,951.80 × 34,607,768.40
  4. Step 4: Simplify right side
    52,689,301.20x = 2,735,188,699,631,163
  5. Step 5: Solve for x
    x = 2,735,188,699,631,163/52,689,301.20
  6. Step 6: Final answer
    x = 51,911,652.60

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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.