Home / 52,495,270.20-78,742,905.30-30,907,711.80

Finding the Fourth Proportional to 52,495,270.20, 78,742,905.30 and 30,907,711.80

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Solution

The fourth proportional to 52,495,270.20, 78,742,905.30 and 30,907,711.80 is: 46,361,567.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,495,270.20 : 78,742,905.30 = 30,907,711.80 : x
  2. Step 2: Convert to fraction form
    52,495,270.20/78,742,905.30 = 30,907,711.80/x
  3. Step 3: Cross multiply
    52,495,270.20x = 78,742,905.30 × 30,907,711.80
  4. Step 4: Simplify right side
    52,495,270.20x = 2,433,763,023,307,092.50
  5. Step 5: Solve for x
    x = 2,433,763,023,307,092.50/52,495,270.20
  6. Step 6: Final answer
    x = 46,361,567.70

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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.