Home / 12,461,335.60-18,694,530.60-7,072,567.60

Finding the Fourth Proportional to 12,461,335.60, 18,694,530.60 and 7,072,567.60

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Solution

The fourth proportional to 12,461,335.60, 18,694,530.60 and 7,072,567.60 is: 10,610,285.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,461,335.60 : 18,694,530.60 = 7,072,567.60 : x
  2. Step 2: Convert to fraction form
    12,461,335.60/18,694,530.60 = 7,072,567.60/x
  3. Step 3: Cross multiply
    12,461,335.60x = 18,694,530.60 × 7,072,567.60
  4. Step 4: Simplify right side
    12,461,335.60x = 132,218,331,418,768.56
  5. Step 5: Solve for x
    x = 132,218,331,418,768.56/12,461,335.60
  6. Step 6: Final answer
    x = 10,610,285.74

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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.