Home / 21,921,862.70-32,854,800.45-16,848,022.70

Finding the Fourth Proportional to 21,921,862.70, 32,854,800.45 and 16,848,022.70

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Solution

The fourth proportional to 21,921,862.70, 32,854,800.45 and 16,848,022.70 is: 25,250,519.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,921,862.70 : 32,854,800.45 = 16,848,022.70 : x
  2. Step 2: Convert to fraction form
    21,921,862.70/32,854,800.45 = 16,848,022.70/x
  3. Step 3: Cross multiply
    21,921,862.70x = 32,854,800.45 × 16,848,022.70
  4. Step 4: Simplify right side
    21,921,862.70x = 553,538,423,785,570.19
  5. Step 5: Solve for x
    x = 553,538,423,785,570.19/21,921,862.70
  6. Step 6: Final answer
    x = 25,250,519.60

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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.