Home / 28,053,295.80-42,079,943.70-16,109,359.80

Finding the Fourth Proportional to 28,053,295.80, 42,079,943.70 and 16,109,359.80

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Solution

The fourth proportional to 28,053,295.80, 42,079,943.70 and 16,109,359.80 is: 24,164,039.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,053,295.80 : 42,079,943.70 = 16,109,359.80 : x
  2. Step 2: Convert to fraction form
    28,053,295.80/42,079,943.70 = 16,109,359.80/x
  3. Step 3: Cross multiply
    28,053,295.80x = 42,079,943.70 × 16,109,359.80
  4. Step 4: Simplify right side
    28,053,295.80x = 677,880,953,427,043.38
  5. Step 5: Solve for x
    x = 677,880,953,427,043.38/28,053,295.80
  6. Step 6: Final answer
    x = 24,164,039.70

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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.