Home / 14,448,025.80-21,672,038.70-13,125,328.20

Finding the Fourth Proportional to 14,448,025.80, 21,672,038.70 and 13,125,328.20

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Solution

The fourth proportional to 14,448,025.80, 21,672,038.70 and 13,125,328.20 is: 19,687,992.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,448,025.80 : 21,672,038.70 = 13,125,328.20 : x
  2. Step 2: Convert to fraction form
    14,448,025.80/21,672,038.70 = 13,125,328.20/x
  3. Step 3: Cross multiply
    14,448,025.80x = 21,672,038.70 × 13,125,328.20
  4. Step 4: Simplify right side
    14,448,025.80x = 284,452,620,700,601.31
  5. Step 5: Solve for x
    x = 284,452,620,700,601.31/14,448,025.80
  6. Step 6: Final answer
    x = 19,687,992.30

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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.