Home / 28,052,810.70-42,079,216.05-12,096,458.70

Finding the Fourth Proportional to 28,052,810.70, 42,079,216.05 and 12,096,458.70

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Solution

The fourth proportional to 28,052,810.70, 42,079,216.05 and 12,096,458.70 is: 18,144,688.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,052,810.70 : 42,079,216.05 = 12,096,458.70 : x
  2. Step 2: Convert to fraction form
    28,052,810.70/42,079,216.05 = 12,096,458.70/x
  3. Step 3: Cross multiply
    28,052,810.70x = 42,079,216.05 × 12,096,458.70
  4. Step 4: Simplify right side
    28,052,810.70x = 509,009,499,077,202.06
  5. Step 5: Solve for x
    x = 509,009,499,077,202.06/28,052,810.70
  6. Step 6: Final answer
    x = 18,144,688.05

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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.