Home / 12,686,069-17,506,784.22-6,884,849.36

Finding the Fourth Proportional to 12,686,069, 17,506,784.22 and 6,884,849.36

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Solution

The fourth proportional to 12,686,069, 17,506,784.22 and 6,884,849.36 is: 9,501,097.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,686,069 : 17,506,784.22 = 6,884,849.36 : x
  2. Step 2: Convert to fraction form
    12,686,069/17,506,784.22 = 6,884,849.36/x
  3. Step 3: Cross multiply
    12,686,069x = 17,506,784.22 × 6,884,849.36
  4. Step 4: Simplify right side
    12,686,069x = 120,531,572,132,725.09
  5. Step 5: Solve for x
    x = 120,531,572,132,725.09/12,686,069
  6. Step 6: Final answer
    x = 9,501,097.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.