Home / 21,791,914.86-32,676,522.57-8,133,830.13

Finding the Fourth Proportional to 21,791,914.86, 32,676,522.57 and 8,133,830.13

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Solution

The fourth proportional to 21,791,914.86, 32,676,522.57 and 8,133,830.13 is: 12,196,508.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,791,914.86 : 32,676,522.57 = 8,133,830.13 : x
  2. Step 2: Convert to fraction form
    21,791,914.86/32,676,522.57 = 8,133,830.13/x
  3. Step 3: Cross multiply
    21,791,914.86x = 32,676,522.57 × 8,133,830.13
  4. Step 4: Simplify right side
    21,791,914.86x = 265,785,283,823,491.03
  5. Step 5: Solve for x
    x = 265,785,283,823,491.03/21,791,914.86
  6. Step 6: Final answer
    x = 12,196,508.91

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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.