Home / 14,079,721.46-19,430,018.25-7,641,193.46

Finding the Fourth Proportional to 14,079,721.46, 19,430,018.25 and 7,641,193.46

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Solution

The fourth proportional to 14,079,721.46, 19,430,018.25 and 7,641,193.46 is: 10,544,848.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,079,721.46 : 19,430,018.25 = 7,641,193.46 : x
  2. Step 2: Convert to fraction form
    14,079,721.46/19,430,018.25 = 7,641,193.46/x
  3. Step 3: Cross multiply
    14,079,721.46x = 19,430,018.25 × 7,641,193.46
  4. Step 4: Simplify right side
    14,079,721.46x = 148,468,528,379,580.66
  5. Step 5: Solve for x
    x = 148,468,528,379,580.66/14,079,721.46
  6. Step 6: Final answer
    x = 10,544,848.40

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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.