Home / 14,083,312.45-21,122,471.55-6,405,158.83

Finding the Fourth Proportional to 14,083,312.45, 21,122,471.55 and 6,405,158.83

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Solution

The fourth proportional to 14,083,312.45, 21,122,471.55 and 6,405,158.83 is: 9,606,602.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,083,312.45 : 21,122,471.55 = 6,405,158.83 : x
  2. Step 2: Convert to fraction form
    14,083,312.45/21,122,471.55 = 6,405,158.83/x
  3. Step 3: Cross multiply
    14,083,312.45x = 21,122,471.55 × 6,405,158.83
  4. Step 4: Simplify right side
    14,083,312.45x = 135,292,785,127,880.50
  5. Step 5: Solve for x
    x = 135,292,785,127,880.50/14,083,312.45
  6. Step 6: Final answer
    x = 9,606,602.54

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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.