Home / 52,472,725.80-78,742,266.30-30,907,285.80

Finding the Fourth Proportional to 52,472,725.80, 78,742,266.30 and 30,907,285.80

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Solution

The fourth proportional to 52,472,725.80, 78,742,266.30 and 30,907,285.80 is: 46,380,470.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,472,725.80 : 78,742,266.30 = 30,907,285.80 : x
  2. Step 2: Convert to fraction form
    52,472,725.80/78,742,266.30 = 30,907,285.80/x
  3. Step 3: Cross multiply
    52,472,725.80x = 78,742,266.30 × 30,907,285.80
  4. Step 4: Simplify right side
    52,472,725.80x = 2,433,709,729,073,808.50
  5. Step 5: Solve for x
    x = 2,433,709,729,073,808.50/52,472,725.80
  6. Step 6: Final answer
    x = 46,380,470.84

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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.