Home / 10,583,999.90-15,875,999.85-10,509,350.30

Finding the Fourth Proportional to 10,583,999.90, 15,875,999.85 and 10,509,350.30

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Solution

The fourth proportional to 10,583,999.90, 15,875,999.85 and 10,509,350.30 is: 15,764,025.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,583,999.90 : 15,875,999.85 = 10,509,350.30 : x
  2. Step 2: Convert to fraction form
    10,583,999.90/15,875,999.85 = 10,509,350.30/x
  3. Step 3: Cross multiply
    10,583,999.90x = 15,875,999.85 × 10,509,350.30
  4. Step 4: Simplify right side
    10,583,999.90x = 166,846,443,786,397.47
  5. Step 5: Solve for x
    x = 166,846,443,786,397.47/10,583,999.90
  6. Step 6: Final answer
    x = 15,764,025.45

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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.