Home / 11,709,986.38-16,169,701.02-7,360,473.48

Finding the Fourth Proportional to 11,709,986.38, 16,169,701.02 and 7,360,473.48

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Solution

The fourth proportional to 11,709,986.38, 16,169,701.02 and 7,360,473.48 is: 10,163,688.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,709,986.38 : 16,169,701.02 = 7,360,473.48 : x
  2. Step 2: Convert to fraction form
    11,709,986.38/16,169,701.02 = 7,360,473.48/x
  3. Step 3: Cross multiply
    11,709,986.38x = 16,169,701.02 × 7,360,473.48
  4. Step 4: Simplify right side
    11,709,986.38x = 119,016,655,537,238.95
  5. Step 5: Solve for x
    x = 119,016,655,537,238.95/11,709,986.38
  6. Step 6: Final answer
    x = 10,163,688.64

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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.