Home / 13,405,037.34-20,110,666.41-4,429,045.02

Finding the Fourth Proportional to 13,405,037.34, 20,110,666.41 and 4,429,045.02

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Solution

The fourth proportional to 13,405,037.34, 20,110,666.41 and 4,429,045.02 is: 6,644,595.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,405,037.34 : 20,110,666.41 = 4,429,045.02 : x
  2. Step 2: Convert to fraction form
    13,405,037.34/20,110,666.41 = 4,429,045.02/x
  3. Step 3: Cross multiply
    13,405,037.34x = 20,110,666.41 × 4,429,045.02
  4. Step 4: Simplify right side
    13,405,037.34x = 89,071,046,912,091.77
  5. Step 5: Solve for x
    x = 89,071,046,912,091.77/13,405,037.34
  6. Step 6: Final answer
    x = 6,644,595.21

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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.