Home / 15,210,808.21-22,800,269.10-5,620,069.63

Finding the Fourth Proportional to 15,210,808.21, 22,800,269.10 and 5,620,069.63

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Solution

The fourth proportional to 15,210,808.21, 22,800,269.10 and 5,620,069.63 is: 8,424,213.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,210,808.21 : 22,800,269.10 = 5,620,069.63 : x
  2. Step 2: Convert to fraction form
    15,210,808.21/22,800,269.10 = 5,620,069.63/x
  3. Step 3: Cross multiply
    15,210,808.21x = 22,800,269.10 × 5,620,069.63
  4. Step 4: Simplify right side
    15,210,808.21x = 128,139,099,846,061.53
  5. Step 5: Solve for x
    x = 128,139,099,846,061.53/15,210,808.21
  6. Step 6: Final answer
    x = 8,424,213.76

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1.5x scale

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.