Home / 12,141,586.90-18,210,047.55-3,622,201.30

Finding the Fourth Proportional to 12,141,586.90, 18,210,047.55 and 3,622,201.30

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Solution

The fourth proportional to 12,141,586.90, 18,210,047.55 and 3,622,201.30 is: 5,432,606.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,141,586.90 : 18,210,047.55 = 3,622,201.30 : x
  2. Step 2: Convert to fraction form
    12,141,586.90/18,210,047.55 = 3,622,201.30/x
  3. Step 3: Cross multiply
    12,141,586.90x = 18,210,047.55 × 3,622,201.30
  4. Step 4: Simplify right side
    12,141,586.90x = 65,960,457,908,671.81
  5. Step 5: Solve for x
    x = 65,960,457,908,671.81/12,141,586.90
  6. Step 6: Final answer
    x = 5,432,606.01

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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.