Home / 28,541,744.80-42,725,137.20-15,723,008.80

Finding the Fourth Proportional to 28,541,744.80, 42,725,137.20 and 15,723,008.80

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Solution

The fourth proportional to 28,541,744.80, 42,725,137.20 and 15,723,008.80 is: 23,536,322.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,541,744.80 : 42,725,137.20 = 15,723,008.80 : x
  2. Step 2: Convert to fraction form
    28,541,744.80/42,725,137.20 = 15,723,008.80/x
  3. Step 3: Cross multiply
    28,541,744.80x = 42,725,137.20 × 15,723,008.80
  4. Step 4: Simplify right side
    28,541,744.80x = 671,767,708,176,807.50
  5. Step 5: Solve for x
    x = 671,767,708,176,807.50/28,541,744.80
  6. Step 6: Final answer
    x = 23,536,322.42

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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.