Home / 20,418,346.23-30,605,236.75-10,050,700.51

Finding the Fourth Proportional to 20,418,346.23, 30,605,236.75 and 10,050,700.51

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Solution

The fourth proportional to 20,418,346.23, 30,605,236.75 and 10,050,700.51 is: 15,065,082.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,418,346.23 : 30,605,236.75 = 10,050,700.51 : x
  2. Step 2: Convert to fraction form
    20,418,346.23/30,605,236.75 = 10,050,700.51/x
  3. Step 3: Cross multiply
    20,418,346.23x = 30,605,236.75 × 10,050,700.51
  4. Step 4: Simplify right side
    20,418,346.23x = 307,604,068,611,895.75
  5. Step 5: Solve for x
    x = 307,604,068,611,895.75/20,418,346.23
  6. Step 6: Final answer
    x = 15,065,082.41

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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.