Home / 10,584,005.40-15,876,008.10-10,509,355.80

Finding the Fourth Proportional to 10,584,005.40, 15,876,008.10 and 10,509,355.80

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Solution

The fourth proportional to 10,584,005.40, 15,876,008.10 and 10,509,355.80 is: 15,764,033.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,584,005.40 : 15,876,008.10 = 10,509,355.80 : x
  2. Step 2: Convert to fraction form
    10,584,005.40/15,876,008.10 = 10,509,355.80/x
  3. Step 3: Cross multiply
    10,584,005.40x = 15,876,008.10 × 10,509,355.80
  4. Step 4: Simplify right side
    10,584,005.40x = 166,846,617,806,582
  5. Step 5: Solve for x
    x = 166,846,617,806,582/10,584,005.40
  6. Step 6: Final answer
    x = 15,764,033.70

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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.