Home / 10,401,409.40-15,602,114.10-6,631,604.60

Finding the Fourth Proportional to 10,401,409.40, 15,602,114.10 and 6,631,604.60

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Solution

The fourth proportional to 10,401,409.40, 15,602,114.10 and 6,631,604.60 is: 9,947,406.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,401,409.40 : 15,602,114.10 = 6,631,604.60 : x
  2. Step 2: Convert to fraction form
    10,401,409.40/15,602,114.10 = 6,631,604.60/x
  3. Step 3: Cross multiply
    10,401,409.40x = 15,602,114.10 × 6,631,604.60
  4. Step 4: Simplify right side
    10,401,409.40x = 103,467,051,635,284.86
  5. Step 5: Solve for x
    x = 103,467,051,635,284.86/10,401,409.40
  6. Step 6: Final answer
    x = 9,947,406.90

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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.