Home / 16,710,562.88-25,061,774.88-6,989,921.36

Finding the Fourth Proportional to 16,710,562.88, 25,061,774.88 and 6,989,921.36

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Solution

The fourth proportional to 16,710,562.88, 25,061,774.88 and 6,989,921.36 is: 10,483,179.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,710,562.88 : 25,061,774.88 = 6,989,921.36 : x
  2. Step 2: Convert to fraction form
    16,710,562.88/25,061,774.88 = 6,989,921.36/x
  3. Step 3: Cross multiply
    16,710,562.88x = 25,061,774.88 × 6,989,921.36
  4. Step 4: Simplify right side
    16,710,562.88x = 175,179,835,553,223.44
  5. Step 5: Solve for x
    x = 175,179,835,553,223.44/16,710,562.88
  6. Step 6: Final answer
    x = 10,483,179.82

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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.