Home / 16,992,012.30-25,496,875.80-7,408,359.60

Finding the Fourth Proportional to 16,992,012.30, 25,496,875.80 and 7,408,359.60

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Solution

The fourth proportional to 16,992,012.30, 25,496,875.80 and 7,408,359.60 is: 11,116,401.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,992,012.30 : 25,496,875.80 = 7,408,359.60 : x
  2. Step 2: Convert to fraction form
    16,992,012.30/25,496,875.80 = 7,408,359.60/x
  3. Step 3: Cross multiply
    16,992,012.30x = 25,496,875.80 × 7,408,359.60
  4. Step 4: Simplify right side
    16,992,012.30x = 188,890,024,602,937.69
  5. Step 5: Solve for x
    x = 188,890,024,602,937.69/16,992,012.30
  6. Step 6: Final answer
    x = 11,116,401.12

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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.