Home / 13,262,963.32-19,894,443.88-3,678,341.73

Finding the Fourth Proportional to 13,262,963.32, 19,894,443.88 and 3,678,341.73

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Solution

The fourth proportional to 13,262,963.32, 19,894,443.88 and 3,678,341.73 is: 5,517,512.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,262,963.32 : 19,894,443.88 = 3,678,341.73 : x
  2. Step 2: Convert to fraction form
    13,262,963.32/19,894,443.88 = 3,678,341.73/x
  3. Step 3: Cross multiply
    13,262,963.32x = 19,894,443.88 × 3,678,341.73
  4. Step 4: Simplify right side
    13,262,963.32x = 73,178,563,118,947.11
  5. Step 5: Solve for x
    x = 73,178,563,118,947.11/13,262,963.32
  6. Step 6: Final answer
    x = 5,517,512.29

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.