Home / 7,771,606.40-11,657,409.60-5,504,124.80

Finding the Fourth Proportional to 7,771,606.40, 11,657,409.60 and 5,504,124.80

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Solution

The fourth proportional to 7,771,606.40, 11,657,409.60 and 5,504,124.80 is: 8,256,187.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,771,606.40 : 11,657,409.60 = 5,504,124.80 : x
  2. Step 2: Convert to fraction form
    7,771,606.40/11,657,409.60 = 5,504,124.80/x
  3. Step 3: Cross multiply
    7,771,606.40x = 11,657,409.60 × 5,504,124.80
  4. Step 4: Simplify right side
    7,771,606.40x = 64,163,837,283,118.08
  5. Step 5: Solve for x
    x = 64,163,837,283,118.08/7,771,606.40
  6. Step 6: Final answer
    x = 8,256,187.20

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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.