Home / 20,442,225.06-30,676,973.74-10,603,356.30

Finding the Fourth Proportional to 20,442,225.06, 30,676,973.74 and 10,603,356.30

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Solution

The fourth proportional to 20,442,225.06, 30,676,973.74 and 10,603,356.30 is: 15,912,107.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,442,225.06 : 30,676,973.74 = 10,603,356.30 : x
  2. Step 2: Convert to fraction form
    20,442,225.06/30,676,973.74 = 10,603,356.30/x
  3. Step 3: Cross multiply
    20,442,225.06x = 30,676,973.74 × 10,603,356.30
  4. Step 4: Simplify right side
    20,442,225.06x = 325,278,882,744,455.19
  5. Step 5: Solve for x
    x = 325,278,882,744,455.19/20,442,225.06
  6. Step 6: Final answer
    x = 15,912,107.50

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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.