Home / 10,930,436.80-16,395,655.20-3,357,390.40

Finding the Fourth Proportional to 10,930,436.80, 16,395,655.20 and 3,357,390.40

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Solution

The fourth proportional to 10,930,436.80, 16,395,655.20 and 3,357,390.40 is: 5,036,085.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,930,436.80 : 16,395,655.20 = 3,357,390.40 : x
  2. Step 2: Convert to fraction form
    10,930,436.80/16,395,655.20 = 3,357,390.40/x
  3. Step 3: Cross multiply
    10,930,436.80x = 16,395,655.20 × 3,357,390.40
  4. Step 4: Simplify right side
    10,930,436.80x = 55,046,615,370,190.08
  5. Step 5: Solve for x
    x = 55,046,615,370,190.08/10,930,436.80
  6. Step 6: Final answer
    x = 5,036,085.60

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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.