Home / 14,468,874.98-19,966,968.63-7,942,615.47

Finding the Fourth Proportional to 14,468,874.98, 19,966,968.63 and 7,942,615.47

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Solution

The fourth proportional to 14,468,874.98, 19,966,968.63 and 7,942,615.47 is: 10,960,766.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,468,874.98 : 19,966,968.63 = 7,942,615.47 : x
  2. Step 2: Convert to fraction form
    14,468,874.98/19,966,968.63 = 7,942,615.47/x
  3. Step 3: Cross multiply
    14,468,874.98x = 19,966,968.63 × 7,942,615.47
  4. Step 4: Simplify right side
    14,468,874.98x = 158,589,953,929,642.69
  5. Step 5: Solve for x
    x = 158,589,953,929,642.69/14,468,874.98
  6. Step 6: Final answer
    x = 10,960,766.07

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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.