Home / 13,037,780.70-19,563,669.45-5,465,511.90

Finding the Fourth Proportional to 13,037,780.70, 19,563,669.45 and 5,465,511.90

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Solution

The fourth proportional to 13,037,780.70, 19,563,669.45 and 5,465,511.90 is: 8,201,201.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,037,780.70 : 19,563,669.45 = 5,465,511.90 : x
  2. Step 2: Convert to fraction form
    13,037,780.70/19,563,669.45 = 5,465,511.90/x
  3. Step 3: Cross multiply
    13,037,780.70x = 19,563,669.45 × 5,465,511.90
  4. Step 4: Simplify right side
    13,037,780.70x = 106,925,468,186,641.45
  5. Step 5: Solve for x
    x = 106,925,468,186,641.45/13,037,780.70
  6. Step 6: Final answer
    x = 8,201,201.62

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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.