Home / 51,109,006.20-76,663,509.30-25,553,959.80

Finding the Fourth Proportional to 51,109,006.20, 76,663,509.30 and 25,553,959.80

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Solution

The fourth proportional to 51,109,006.20, 76,663,509.30 and 25,553,959.80 is: 38,330,939.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,109,006.20 : 76,663,509.30 = 25,553,959.80 : x
  2. Step 2: Convert to fraction form
    51,109,006.20/76,663,509.30 = 25,553,959.80/x
  3. Step 3: Cross multiply
    51,109,006.20x = 76,663,509.30 × 25,553,959.80
  4. Step 4: Simplify right side
    51,109,006.20x = 1,959,056,234,779,126
  5. Step 5: Solve for x
    x = 1,959,056,234,779,126/51,109,006.20
  6. Step 6: Final answer
    x = 38,330,939.70

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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.