Home / 14,231,804.34-19,639,863.97-7,705,432.90

Finding the Fourth Proportional to 14,231,804.34, 19,639,863.97 and 7,705,432.90

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Solution

The fourth proportional to 14,231,804.34, 19,639,863.97 and 7,705,432.90 is: 10,633,483.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,231,804.34 : 19,639,863.97 = 7,705,432.90 : x
  2. Step 2: Convert to fraction form
    14,231,804.34/19,639,863.97 = 7,705,432.90/x
  3. Step 3: Cross multiply
    14,231,804.34x = 19,639,863.97 × 7,705,432.90
  4. Step 4: Simplify right side
    14,231,804.34x = 151,333,653,985,962.62
  5. Step 5: Solve for x
    x = 151,333,653,985,962.62/14,231,804.34
  6. Step 6: Final answer
    x = 10,633,483.31

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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.