Home / 8,805,986.40-13,221,421.20-5,446,754.40

Finding the Fourth Proportional to 8,805,986.40, 13,221,421.20 and 5,446,754.40

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Solution

The fourth proportional to 8,805,986.40, 13,221,421.20 and 5,446,754.40 is: 8,177,827.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,805,986.40 : 13,221,421.20 = 5,446,754.40 : x
  2. Step 2: Convert to fraction form
    8,805,986.40/13,221,421.20 = 5,446,754.40/x
  3. Step 3: Cross multiply
    8,805,986.40x = 13,221,421.20 × 5,446,754.40
  4. Step 4: Simplify right side
    8,805,986.40x = 72,013,834,095,353.28
  5. Step 5: Solve for x
    x = 72,013,834,095,353.28/8,805,986.40
  6. Step 6: Final answer
    x = 8,177,827.09

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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.