Home / 6,127,769.28-9,195,852.96-2,138,681.28

Finding the Fourth Proportional to 6,127,769.28, 9,195,852.96 and 2,138,681.28

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Solution

The fourth proportional to 6,127,769.28, 9,195,852.96 and 2,138,681.28 is: 3,209,487.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,127,769.28 : 9,195,852.96 = 2,138,681.28 : x
  2. Step 2: Convert to fraction form
    6,127,769.28/9,195,852.96 = 2,138,681.28/x
  3. Step 3: Cross multiply
    6,127,769.28x = 9,195,852.96 × 2,138,681.28
  4. Step 4: Simplify right side
    6,127,769.28x = 19,666,998,579,184.59
  5. Step 5: Solve for x
    x = 19,666,998,579,184.59/6,127,769.28
  6. Step 6: Final answer
    x = 3,209,487.45

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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.