Home / 13,880,855.52-19,155,677.04-8,083,018.08

Finding the Fourth Proportional to 13,880,855.52, 19,155,677.04 and 8,083,018.08

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Solution

The fourth proportional to 13,880,855.52, 19,155,677.04 and 8,083,018.08 is: 11,154,621.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,880,855.52 : 19,155,677.04 = 8,083,018.08 : x
  2. Step 2: Convert to fraction form
    13,880,855.52/19,155,677.04 = 8,083,018.08/x
  3. Step 3: Cross multiply
    13,880,855.52x = 19,155,677.04 × 8,083,018.08
  4. Step 4: Simplify right side
    13,880,855.52x = 154,835,683,848,960.88
  5. Step 5: Solve for x
    x = 154,835,683,848,960.88/13,880,855.52
  6. Step 6: Final answer
    x = 11,154,621.10

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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.