Home / 13,188,265.17-18,190,719.02-9,276,318.14

Finding the Fourth Proportional to 13,188,265.17, 18,190,719.02 and 9,276,318.14

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Solution

The fourth proportional to 13,188,265.17, 18,190,719.02 and 9,276,318.14 is: 12,794,927.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,188,265.17 : 18,190,719.02 = 9,276,318.14 : x
  2. Step 2: Convert to fraction form
    13,188,265.17/18,190,719.02 = 9,276,318.14/x
  3. Step 3: Cross multiply
    13,188,265.17x = 18,190,719.02 × 9,276,318.14
  4. Step 4: Simplify right side
    13,188,265.17x = 168,742,896,687,533.84
  5. Step 5: Solve for x
    x = 168,742,896,687,533.84/13,188,265.17
  6. Step 6: Final answer
    x = 12,794,927.50

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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.