Home / 14,037,518.72-21,056,275.92-7,653,139.76

Finding the Fourth Proportional to 14,037,518.72, 21,056,275.92 and 7,653,139.76

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Solution

The fourth proportional to 14,037,518.72, 21,056,275.92 and 7,653,139.76 is: 11,479,708.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,037,518.72 : 21,056,275.92 = 7,653,139.76 : x
  2. Step 2: Convert to fraction form
    14,037,518.72/21,056,275.92 = 7,653,139.76/x
  3. Step 3: Cross multiply
    14,037,518.72x = 21,056,275.92 × 7,653,139.76
  4. Step 4: Simplify right side
    14,037,518.72x = 161,146,622,440,882.59
  5. Step 5: Solve for x
    x = 161,146,622,440,882.59/14,037,518.72
  6. Step 6: Final answer
    x = 11,479,708.46

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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.