Home / 14,193,339.20-21,290,006.50-3,410,640

Finding the Fourth Proportional to 14,193,339.20, 21,290,006.50 and 3,410,640

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Solution

The fourth proportional to 14,193,339.20, 21,290,006.50 and 3,410,640 is: 5,115,959.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,193,339.20 : 21,290,006.50 = 3,410,640 : x
  2. Step 2: Convert to fraction form
    14,193,339.20/21,290,006.50 = 3,410,640/x
  3. Step 3: Cross multiply
    14,193,339.20x = 21,290,006.50 × 3,410,640
  4. Step 4: Simplify right side
    14,193,339.20x = 72,612,547,769,160
  5. Step 5: Solve for x
    x = 72,612,547,769,160/14,193,339.20
  6. Step 6: Final answer
    x = 5,115,959.45

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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.