Home / 14,468,880.96-19,966,976.88-7,942,621.50

Finding the Fourth Proportional to 14,468,880.96, 19,966,976.88 and 7,942,621.50

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Solution

The fourth proportional to 14,468,880.96, 19,966,976.88 and 7,942,621.50 is: 10,960,774.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,468,880.96 : 19,966,976.88 = 7,942,621.50 : x
  2. Step 2: Convert to fraction form
    14,468,880.96/19,966,976.88 = 7,942,621.50/x
  3. Step 3: Cross multiply
    14,468,880.96x = 19,966,976.88 × 7,942,621.50
  4. Step 4: Simplify right side
    14,468,880.96x = 158,590,139,857,090.91
  5. Step 5: Solve for x
    x = 158,590,139,857,090.91/14,468,880.96
  6. Step 6: Final answer
    x = 10,960,774.39

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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.