Home / 10,766,291.76-16,142,932.92-4,290,363.36

Finding the Fourth Proportional to 10,766,291.76, 16,142,932.92 and 4,290,363.36

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Solution

The fourth proportional to 10,766,291.76, 16,142,932.92 and 4,290,363.36 is: 6,432,952.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,766,291.76 : 16,142,932.92 = 4,290,363.36 : x
  2. Step 2: Convert to fraction form
    10,766,291.76/16,142,932.92 = 4,290,363.36/x
  3. Step 3: Cross multiply
    10,766,291.76x = 16,142,932.92 × 4,290,363.36
  4. Step 4: Simplify right side
    10,766,291.76x = 69,259,047,922,905.81
  5. Step 5: Solve for x
    x = 69,259,047,922,905.81/10,766,291.76
  6. Step 6: Final answer
    x = 6,432,952.91

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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.