Home / 14,468,877.98-19,966,972.77-7,942,618.47

Finding the Fourth Proportional to 14,468,877.98, 19,966,972.77 and 7,942,618.47

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Solution

The fourth proportional to 14,468,877.98, 19,966,972.77 and 7,942,618.47 is: 10,960,770.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,468,877.98 : 19,966,972.77 = 7,942,618.47 : x
  2. Step 2: Convert to fraction form
    14,468,877.98/19,966,972.77 = 7,942,618.47/x
  3. Step 3: Cross multiply
    14,468,877.98x = 19,966,972.77 × 7,942,618.47
  4. Step 4: Simplify right side
    14,468,877.98x = 158,590,046,712,989.06
  5. Step 5: Solve for x
    x = 158,590,046,712,989.06/14,468,877.98
  6. Step 6: Final answer
    x = 10,960,770.21

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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.