Home / 14,408,788.92-19,884,598.65-7,882,418.37

Finding the Fourth Proportional to 14,408,788.92, 19,884,598.65 and 7,882,418.37

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Solution

The fourth proportional to 14,408,788.92, 19,884,598.65 and 7,882,418.37 is: 10,877,994.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,408,788.92 : 19,884,598.65 = 7,882,418.37 : x
  2. Step 2: Convert to fraction form
    14,408,788.92/19,884,598.65 = 7,882,418.37/x
  3. Step 3: Cross multiply
    14,408,788.92x = 19,884,598.65 × 7,882,418.37
  4. Step 4: Simplify right side
    14,408,788.92x = 156,738,725,678,837.19
  5. Step 5: Solve for x
    x = 156,738,725,678,837.19/14,408,788.92
  6. Step 6: Final answer
    x = 10,877,994.43

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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.