Home / 14,569,563.90-21,860,469.45-7,830,104.70

Finding the Fourth Proportional to 14,569,563.90, 21,860,469.45 and 7,830,104.70

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Solution

The fourth proportional to 14,569,563.90, 21,860,469.45 and 7,830,104.70 is: 11,748,448.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,569,563.90 : 21,860,469.45 = 7,830,104.70 : x
  2. Step 2: Convert to fraction form
    14,569,563.90/21,860,469.45 = 7,830,104.70/x
  3. Step 3: Cross multiply
    14,569,563.90x = 21,860,469.45 × 7,830,104.70
  4. Step 4: Simplify right side
    14,569,563.90x = 171,169,764,584,651.41
  5. Step 5: Solve for x
    x = 171,169,764,584,651.41/14,569,563.90
  6. Step 6: Final answer
    x = 11,748,448.05

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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.