Home / 20,095,233.20-30,142,849.80-19,927,271.60

Finding the Fourth Proportional to 20,095,233.20, 30,142,849.80 and 19,927,271.60

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Solution

The fourth proportional to 20,095,233.20, 30,142,849.80 and 19,927,271.60 is: 29,890,907.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,095,233.20 : 30,142,849.80 = 19,927,271.60 : x
  2. Step 2: Convert to fraction form
    20,095,233.20/30,142,849.80 = 19,927,271.60/x
  3. Step 3: Cross multiply
    20,095,233.20x = 30,142,849.80 × 19,927,271.60
  4. Step 4: Simplify right side
    20,095,233.20x = 600,664,754,762,605.75
  5. Step 5: Solve for x
    x = 600,664,754,762,605.75/20,095,233.20
  6. Step 6: Final answer
    x = 29,890,907.40

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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.