Home / 10,881,145.60-16,322,332.80-3,308,358.40

Finding the Fourth Proportional to 10,881,145.60, 16,322,332.80 and 3,308,358.40

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Solution

The fourth proportional to 10,881,145.60, 16,322,332.80 and 3,308,358.40 is: 4,962,724.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,881,145.60 : 16,322,332.80 = 3,308,358.40 : x
  2. Step 2: Convert to fraction form
    10,881,145.60/16,322,332.80 = 3,308,358.40/x
  3. Step 3: Cross multiply
    10,881,145.60x = 16,322,332.80 × 3,308,358.40
  4. Step 4: Simplify right side
    10,881,145.60x = 54,000,126,826,475.52
  5. Step 5: Solve for x
    x = 54,000,126,826,475.52/10,881,145.60
  6. Step 6: Final answer
    x = 4,962,724.41

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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.