Home / 6,645,443.34-9,969,846.29-1,853,133.12

Finding the Fourth Proportional to 6,645,443.34, 9,969,846.29 and 1,853,133.12

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Solution

The fourth proportional to 6,645,443.34, 9,969,846.29 and 1,853,133.12 is: 2,780,168.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,645,443.34 : 9,969,846.29 = 1,853,133.12 : x
  2. Step 2: Convert to fraction form
    6,645,443.34/9,969,846.29 = 1,853,133.12/x
  3. Step 3: Cross multiply
    6,645,443.34x = 9,969,846.29 × 1,853,133.12
  4. Step 4: Simplify right side
    6,645,443.34x = 18,475,452,358,991.71
  5. Step 5: Solve for x
    x = 18,475,452,358,991.71/6,645,443.34
  6. Step 6: Final answer
    x = 2,780,168.52

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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.