Home / 18,674,802.30-28,012,203.45-11,462,951.10

Finding the Fourth Proportional to 18,674,802.30, 28,012,203.45 and 11,462,951.10

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Solution

The fourth proportional to 18,674,802.30, 28,012,203.45 and 11,462,951.10 is: 17,194,426.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,674,802.30 : 28,012,203.45 = 11,462,951.10 : x
  2. Step 2: Convert to fraction form
    18,674,802.30/28,012,203.45 = 11,462,951.10/x
  3. Step 3: Cross multiply
    18,674,802.30x = 28,012,203.45 × 11,462,951.10
  4. Step 4: Simplify right side
    18,674,802.30x = 321,102,518,350,601.25
  5. Step 5: Solve for x
    x = 321,102,518,350,601.25/18,674,802.30
  6. Step 6: Final answer
    x = 17,194,426.65

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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.