Home / 14,977,128.10-20,664,868.87-10,329,427.48

Finding the Fourth Proportional to 14,977,128.10, 20,664,868.87 and 10,329,427.48

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Solution

The fourth proportional to 14,977,128.10, 20,664,868.87 and 10,329,427.48 is: 14,252,149.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,977,128.10 : 20,664,868.87 = 10,329,427.48 : x
  2. Step 2: Convert to fraction form
    14,977,128.10/20,664,868.87 = 10,329,427.48/x
  3. Step 3: Cross multiply
    14,977,128.10x = 20,664,868.87 × 10,329,427.48
  4. Step 4: Simplify right side
    14,977,128.10x = 213,456,264,376,374.56
  5. Step 5: Solve for x
    x = 213,456,264,376,374.56/14,977,128.10
  6. Step 6: Final answer
    x = 14,252,149.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.