Home / 14,408,796-19,884,295.47-7,882,285.32

Finding the Fourth Proportional to 14,408,796, 19,884,295.47 and 7,882,285.32

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Solution

The fourth proportional to 14,408,796, 19,884,295.47 and 7,882,285.32 is: 10,877,639.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,408,796 : 19,884,295.47 = 7,882,285.32 : x
  2. Step 2: Convert to fraction form
    14,408,796/19,884,295.47 = 7,882,285.32/x
  3. Step 3: Cross multiply
    14,408,796x = 19,884,295.47 × 7,882,285.32
  4. Step 4: Simplify right side
    14,408,796x = 156,733,690,281,723.50
  5. Step 5: Solve for x
    x = 156,733,690,281,723.50/14,408,796
  6. Step 6: Final answer
    x = 10,877,639.62

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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.