Home / 7,418,835.78-10,260,532.89-6,654,610.50

Finding the Fourth Proportional to 7,418,835.78, 10,260,532.89 and 6,654,610.50

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Solution

The fourth proportional to 7,418,835.78, 10,260,532.89 and 6,654,610.50 is: 9,203,580.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,418,835.78 : 10,260,532.89 = 6,654,610.50 : x
  2. Step 2: Convert to fraction form
    7,418,835.78/10,260,532.89 = 6,654,610.50/x
  3. Step 3: Cross multiply
    7,418,835.78x = 10,260,532.89 × 6,654,610.50
  4. Step 4: Simplify right side
    7,418,835.78x = 68,279,849,905,389.35
  5. Step 5: Solve for x
    x = 68,279,849,905,389.35/7,418,835.78
  6. Step 6: Final answer
    x = 9,203,580.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.