Home / 14,185,541.70-21,278,312.55-5,667,192.90

Finding the Fourth Proportional to 14,185,541.70, 21,278,312.55 and 5,667,192.90

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Solution

The fourth proportional to 14,185,541.70, 21,278,312.55 and 5,667,192.90 is: 8,500,789.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,185,541.70 : 21,278,312.55 = 5,667,192.90 : x
  2. Step 2: Convert to fraction form
    14,185,541.70/21,278,312.55 = 5,667,192.90/x
  3. Step 3: Cross multiply
    14,185,541.70x = 21,278,312.55 × 5,667,192.90
  4. Step 4: Simplify right side
    14,185,541.70x = 120,588,301,807,340.91
  5. Step 5: Solve for x
    x = 120,588,301,807,340.91/14,185,541.70
  6. Step 6: Final answer
    x = 8,500,789.35

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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.