Home / 10,457,930.30-15,686,895.45-6,365,834.60

Finding the Fourth Proportional to 10,457,930.30, 15,686,895.45 and 6,365,834.60

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Solution

The fourth proportional to 10,457,930.30, 15,686,895.45 and 6,365,834.60 is: 9,548,751.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,457,930.30 : 15,686,895.45 = 6,365,834.60 : x
  2. Step 2: Convert to fraction form
    10,457,930.30/15,686,895.45 = 6,365,834.60/x
  3. Step 3: Cross multiply
    10,457,930.30x = 15,686,895.45 × 6,365,834.60
  4. Step 4: Simplify right side
    10,457,930.30x = 99,860,181,822,192.56
  5. Step 5: Solve for x
    x = 99,860,181,822,192.56/10,457,930.30
  6. Step 6: Final answer
    x = 9,548,751.90

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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.