Home / 14,488,443.20-21,735,289.20-7,281,840.80

Finding the Fourth Proportional to 14,488,443.20, 21,735,289.20 and 7,281,840.80

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Solution

The fourth proportional to 14,488,443.20, 21,735,289.20 and 7,281,840.80 is: 10,924,080.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,488,443.20 : 21,735,289.20 = 7,281,840.80 : x
  2. Step 2: Convert to fraction form
    14,488,443.20/21,735,289.20 = 7,281,840.80/x
  3. Step 3: Cross multiply
    14,488,443.20x = 21,735,289.20 × 7,281,840.80
  4. Step 4: Simplify right side
    14,488,443.20x = 158,272,915,696,359.34
  5. Step 5: Solve for x
    x = 158,272,915,696,359.34/14,488,443.20
  6. Step 6: Final answer
    x = 10,924,080.21

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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.