Home / 34,528,019.20-51,792,028.80-21,762,937.60

Finding the Fourth Proportional to 34,528,019.20, 51,792,028.80 and 21,762,937.60

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Solution

The fourth proportional to 34,528,019.20, 51,792,028.80 and 21,762,937.60 is: 32,644,406.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,528,019.20 : 51,792,028.80 = 21,762,937.60 : x
  2. Step 2: Convert to fraction form
    34,528,019.20/51,792,028.80 = 21,762,937.60/x
  3. Step 3: Cross multiply
    34,528,019.20x = 51,792,028.80 × 21,762,937.60
  4. Step 4: Simplify right side
    34,528,019.20x = 1,127,146,690,951,803
  5. Step 5: Solve for x
    x = 1,127,146,690,951,803/34,528,019.20
  6. Step 6: Final answer
    x = 32,644,406.40

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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.