Home / 13,582,627.04-18,742,324.06-9,181,927.74

Finding the Fourth Proportional to 13,582,627.04, 18,742,324.06 and 9,181,927.74

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Solution

The fourth proportional to 13,582,627.04, 18,742,324.06 and 9,181,927.74 is: 12,669,910.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,582,627.04 : 18,742,324.06 = 9,181,927.74 : x
  2. Step 2: Convert to fraction form
    13,582,627.04/18,742,324.06 = 9,181,927.74/x
  3. Step 3: Cross multiply
    13,582,627.04x = 18,742,324.06 × 9,181,927.74
  4. Step 4: Simplify right side
    13,582,627.04x = 172,090,665,175,628.62
  5. Step 5: Solve for x
    x = 172,090,665,175,628.62/13,582,627.04
  6. Step 6: Final answer
    x = 12,669,910.22

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.