Home / 14,450,279.11-21,693,915.72-12,413,967.46

Finding the Fourth Proportional to 14,450,279.11, 21,693,915.72 and 12,413,967.46

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Solution

The fourth proportional to 14,450,279.11, 21,693,915.72 and 12,413,967.46 is: 18,636,841.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,450,279.11 : 21,693,915.72 = 12,413,967.46 : x
  2. Step 2: Convert to fraction form
    14,450,279.11/21,693,915.72 = 12,413,967.46/x
  3. Step 3: Cross multiply
    14,450,279.11x = 21,693,915.72 × 12,413,967.46
  4. Step 4: Simplify right side
    14,450,279.11x = 269,307,563,828,062.47
  5. Step 5: Solve for x
    x = 269,307,563,828,062.47/14,450,279.11
  6. Step 6: Final answer
    x = 18,636,841.67

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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.