Home / 14,439,836.46-19,927,194.75-7,913,412.92

Finding the Fourth Proportional to 14,439,836.46, 19,927,194.75 and 7,913,412.92

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Solution

The fourth proportional to 14,439,836.46, 19,927,194.75 and 7,913,412.92 is: 10,920,630.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,439,836.46 : 19,927,194.75 = 7,913,412.92 : x
  2. Step 2: Convert to fraction form
    14,439,836.46/19,927,194.75 = 7,913,412.92/x
  3. Step 3: Cross multiply
    14,439,836.46x = 19,927,194.75 × 7,913,412.92
  4. Step 4: Simplify right side
    14,439,836.46x = 157,692,120,394,006.16
  5. Step 5: Solve for x
    x = 157,692,120,394,006.16/14,439,836.46
  6. Step 6: Final answer
    x = 10,920,630.63

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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.