Home / 53,762,415.20-80,643,622.80-17,860,623.20

Finding the Fourth Proportional to 53,762,415.20, 80,643,622.80 and 17,860,623.20

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Solution

The fourth proportional to 53,762,415.20, 80,643,622.80 and 17,860,623.20 is: 26,790,934.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,762,415.20 : 80,643,622.80 = 17,860,623.20 : x
  2. Step 2: Convert to fraction form
    53,762,415.20/80,643,622.80 = 17,860,623.20/x
  3. Step 3: Cross multiply
    53,762,415.20x = 80,643,622.80 × 17,860,623.20
  4. Step 4: Simplify right side
    53,762,415.20x = 1,440,345,360,313,728.75
  5. Step 5: Solve for x
    x = 1,440,345,360,313,728.75/53,762,415.20
  6. Step 6: Final answer
    x = 26,790,934.80

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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.