Home / 10,935,015.20-16,402,522.80-3,360,996.80

Finding the Fourth Proportional to 10,935,015.20, 16,402,522.80 and 3,360,996.80

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Solution

The fourth proportional to 10,935,015.20, 16,402,522.80 and 3,360,996.80 is: 5,041,495.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,935,015.20 : 16,402,522.80 = 3,360,996.80 : x
  2. Step 2: Convert to fraction form
    10,935,015.20/16,402,522.80 = 3,360,996.80/x
  3. Step 3: Cross multiply
    10,935,015.20x = 16,402,522.80 × 3,360,996.80
  4. Step 4: Simplify right side
    10,935,015.20x = 55,128,826,642,727.04
  5. Step 5: Solve for x
    x = 55,128,826,642,727.04/10,935,015.20
  6. Step 6: Final answer
    x = 5,041,495.20

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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.