Home / 11,008,187.40-16,512,281.10-10,211,025.90

Finding the Fourth Proportional to 11,008,187.40, 16,512,281.10 and 10,211,025.90

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Solution

The fourth proportional to 11,008,187.40, 16,512,281.10 and 10,211,025.90 is: 15,316,538.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,008,187.40 : 16,512,281.10 = 10,211,025.90 : x
  2. Step 2: Convert to fraction form
    11,008,187.40/16,512,281.10 = 10,211,025.90/x
  3. Step 3: Cross multiply
    11,008,187.40x = 16,512,281.10 × 10,211,025.90
  4. Step 4: Simplify right side
    11,008,187.40x = 168,607,329,980,180.50
  5. Step 5: Solve for x
    x = 168,607,329,980,180.50/11,008,187.40
  6. Step 6: Final answer
    x = 15,316,538.85

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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.