Home / 13,473,903.30-20,223,539.55-7,088,738.10

Finding the Fourth Proportional to 13,473,903.30, 20,223,539.55 and 7,088,738.10

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Solution

The fourth proportional to 13,473,903.30, 20,223,539.55 and 7,088,738.10 is: 10,639,780.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,473,903.30 : 20,223,539.55 = 7,088,738.10 : x
  2. Step 2: Convert to fraction form
    13,473,903.30/20,223,539.55 = 7,088,738.10/x
  3. Step 3: Cross multiply
    13,473,903.30x = 20,223,539.55 × 7,088,738.10
  4. Step 4: Simplify right side
    13,473,903.30x = 143,359,375,324,941.84
  5. Step 5: Solve for x
    x = 143,359,375,324,941.84/13,473,903.30
  6. Step 6: Final answer
    x = 10,639,780.63

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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.