Home / 52,163,543.20-78,245,314.80-32,763,978.40

Finding the Fourth Proportional to 52,163,543.20, 78,245,314.80 and 32,763,978.40

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Solution

The fourth proportional to 52,163,543.20, 78,245,314.80 and 32,763,978.40 is: 49,145,967.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,163,543.20 : 78,245,314.80 = 32,763,978.40 : x
  2. Step 2: Convert to fraction form
    52,163,543.20/78,245,314.80 = 32,763,978.40/x
  3. Step 3: Cross multiply
    52,163,543.20x = 78,245,314.80 × 32,763,978.40
  4. Step 4: Simplify right side
    52,163,543.20x = 2,563,627,804,008,400
  5. Step 5: Solve for x
    x = 2,563,627,804,008,400/52,163,543.20
  6. Step 6: Final answer
    x = 49,145,967.60

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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.