Home / 15,553,532.70-23,289,475.05-10,979,883.90

Finding the Fourth Proportional to 15,553,532.70, 23,289,475.05 and 10,979,883.90

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Solution

The fourth proportional to 15,553,532.70, 23,289,475.05 and 10,979,883.90 is: 16,441,006.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,553,532.70 : 23,289,475.05 = 10,979,883.90 : x
  2. Step 2: Convert to fraction form
    15,553,532.70/23,289,475.05 = 10,979,883.90/x
  3. Step 3: Cross multiply
    15,553,532.70x = 23,289,475.05 × 10,979,883.90
  4. Step 4: Simplify right side
    15,553,532.70x = 255,715,732,140,946.72
  5. Step 5: Solve for x
    x = 255,715,732,140,946.72/15,553,532.70
  6. Step 6: Final answer
    x = 16,441,006.50

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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.