Home / 31,812,405.48-47,722,345.43-11,345,034.86

Finding the Fourth Proportional to 31,812,405.48, 47,722,345.43 and 11,345,034.86

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Solution

The fourth proportional to 31,812,405.48, 47,722,345.43 and 11,345,034.86 is: 17,018,885.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,812,405.48 : 47,722,345.43 = 11,345,034.86 : x
  2. Step 2: Convert to fraction form
    31,812,405.48/47,722,345.43 = 11,345,034.86/x
  3. Step 3: Cross multiply
    31,812,405.48x = 47,722,345.43 × 11,345,034.86
  4. Step 4: Simplify right side
    31,812,405.48x = 541,411,672,483,663.06
  5. Step 5: Solve for x
    x = 541,411,672,483,663.06/31,812,405.48
  6. Step 6: Final answer
    x = 17,018,885.06

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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.