Home / 12,483,071.60-18,693,114.60-9,963,647.60

Finding the Fourth Proportional to 12,483,071.60, 18,693,114.60 and 9,963,647.60

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Solution

The fourth proportional to 12,483,071.60, 18,693,114.60 and 9,963,647.60 is: 14,920,334.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,483,071.60 : 18,693,114.60 = 9,963,647.60 : x
  2. Step 2: Convert to fraction form
    12,483,071.60/18,693,114.60 = 9,963,647.60/x
  3. Step 3: Cross multiply
    12,483,071.60x = 18,693,114.60 × 9,963,647.60
  4. Step 4: Simplify right side
    12,483,071.60x = 186,251,606,420,814.97
  5. Step 5: Solve for x
    x = 186,251,606,420,814.97/12,483,071.60
  6. Step 6: Final answer
    x = 14,920,334.71

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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.