Home / 10,769,054.40-16,153,581.60-9,145,425.60

Finding the Fourth Proportional to 10,769,054.40, 16,153,581.60 and 9,145,425.60

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Solution

The fourth proportional to 10,769,054.40, 16,153,581.60 and 9,145,425.60 is: 13,718,138.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,769,054.40 : 16,153,581.60 = 9,145,425.60 : x
  2. Step 2: Convert to fraction form
    10,769,054.40/16,153,581.60 = 9,145,425.60/x
  3. Step 3: Cross multiply
    10,769,054.40x = 16,153,581.60 × 9,145,425.60
  4. Step 4: Simplify right side
    10,769,054.40x = 147,731,378,696,328.94
  5. Step 5: Solve for x
    x = 147,731,378,696,328.94/10,769,054.40
  6. Step 6: Final answer
    x = 13,718,138.40

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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.