Home / 18,459,007.30-27,688,510.95-10,900,735.30

Finding the Fourth Proportional to 18,459,007.30, 27,688,510.95 and 10,900,735.30

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Solution

The fourth proportional to 18,459,007.30, 27,688,510.95 and 10,900,735.30 is: 16,351,102.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,459,007.30 : 27,688,510.95 = 10,900,735.30 : x
  2. Step 2: Convert to fraction form
    18,459,007.30/27,688,510.95 = 10,900,735.30/x
  3. Step 3: Cross multiply
    18,459,007.30x = 27,688,510.95 × 10,900,735.30
  4. Step 4: Simplify right side
    18,459,007.30x = 301,825,128,717,101.56
  5. Step 5: Solve for x
    x = 301,825,128,717,101.56/18,459,007.30
  6. Step 6: Final answer
    x = 16,351,102.95

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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.