Home / 12,796,632.60-19,157,624.10-11,452,939.80

Finding the Fourth Proportional to 12,796,632.60, 19,157,624.10 and 11,452,939.80

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Solution

The fourth proportional to 12,796,632.60, 19,157,624.10 and 11,452,939.80 is: 17,146,004.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,796,632.60 : 19,157,624.10 = 11,452,939.80 : x
  2. Step 2: Convert to fraction form
    12,796,632.60/19,157,624.10 = 11,452,939.80/x
  3. Step 3: Cross multiply
    12,796,632.60x = 19,157,624.10 × 11,452,939.80
  4. Step 4: Simplify right side
    12,796,632.60x = 219,411,115,528,329.22
  5. Step 5: Solve for x
    x = 219,411,115,528,329.22/12,796,632.60
  6. Step 6: Final answer
    x = 17,146,004.14

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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.