Home / 12,453,806.10-18,688,582.35-7,336,226.10

Finding the Fourth Proportional to 12,453,806.10, 18,688,582.35 and 7,336,226.10

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Solution

The fourth proportional to 12,453,806.10, 18,688,582.35 and 7,336,226.10 is: 11,008,977.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,453,806.10 : 18,688,582.35 = 7,336,226.10 : x
  2. Step 2: Convert to fraction form
    12,453,806.10/18,688,582.35 = 7,336,226.10/x
  3. Step 3: Cross multiply
    12,453,806.10x = 18,688,582.35 × 7,336,226.10
  4. Step 4: Simplify right side
    12,453,806.10x = 137,103,665,608,069.34
  5. Step 5: Solve for x
    x = 137,103,665,608,069.34/12,453,806.10
  6. Step 6: Final answer
    x = 11,008,977.06

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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.