Home / 30,816,200.40-46,323,833.40-21,902,485.20

Finding the Fourth Proportional to 30,816,200.40, 46,323,833.40 and 21,902,485.20

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Solution

The fourth proportional to 30,816,200.40, 46,323,833.40 and 21,902,485.20 is: 32,924,470.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,816,200.40 : 46,323,833.40 = 21,902,485.20 : x
  2. Step 2: Convert to fraction form
    30,816,200.40/46,323,833.40 = 21,902,485.20/x
  3. Step 3: Cross multiply
    30,816,200.40x = 46,323,833.40 × 21,902,485.20
  4. Step 4: Simplify right side
    30,816,200.40x = 1,014,607,075,450,765.62
  5. Step 5: Solve for x
    x = 1,014,607,075,450,765.62/30,816,200.40
  6. Step 6: Final answer
    x = 32,924,470.32

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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.