Home / 27,208,364.20-40,856,783.10-19,688,108.20

Finding the Fourth Proportional to 27,208,364.20, 40,856,783.10 and 19,688,108.20

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Solution

The fourth proportional to 27,208,364.20, 40,856,783.10 and 19,688,108.20 is: 29,564,172.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,208,364.20 : 40,856,783.10 = 19,688,108.20 : x
  2. Step 2: Convert to fraction form
    27,208,364.20/40,856,783.10 = 19,688,108.20/x
  3. Step 3: Cross multiply
    27,208,364.20x = 40,856,783.10 × 19,688,108.20
  4. Step 4: Simplify right side
    27,208,364.20x = 804,392,766,376,731.38
  5. Step 5: Solve for x
    x = 804,392,766,376,731.38/27,208,364.20
  6. Step 6: Final answer
    x = 29,564,172.27

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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.