Home / 15,456,173.99-23,186,934.54-5,221,108.31

Finding the Fourth Proportional to 15,456,173.99, 23,186,934.54 and 5,221,108.31

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Solution

The fourth proportional to 15,456,173.99, 23,186,934.54 and 5,221,108.31 is: 7,832,565.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,456,173.99 : 23,186,934.54 = 5,221,108.31 : x
  2. Step 2: Convert to fraction form
    15,456,173.99/23,186,934.54 = 5,221,108.31/x
  3. Step 3: Cross multiply
    15,456,173.99x = 23,186,934.54 × 5,221,108.31
  4. Step 4: Simplify right side
    15,456,173.99x = 121,061,496,494,285.34
  5. Step 5: Solve for x
    x = 121,061,496,494,285.34/15,456,173.99
  6. Step 6: Final answer
    x = 7,832,565.59

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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.