Home / 9,885,772.80-14,809,996.80-5,077,094.40

Finding the Fourth Proportional to 9,885,772.80, 14,809,996.80 and 5,077,094.40

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Solution

The fourth proportional to 9,885,772.80, 14,809,996.80 and 5,077,094.40 is: 7,606,057.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,885,772.80 : 14,809,996.80 = 5,077,094.40 : x
  2. Step 2: Convert to fraction form
    9,885,772.80/14,809,996.80 = 5,077,094.40/x
  3. Step 3: Cross multiply
    9,885,772.80x = 14,809,996.80 × 5,077,094.40
  4. Step 4: Simplify right side
    9,885,772.80x = 75,191,751,817,297.92
  5. Step 5: Solve for x
    x = 75,191,751,817,297.92/9,885,772.80
  6. Step 6: Final answer
    x = 7,606,057.04

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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.