Home / 12,430,158.99-17,154,480.47-7,535,587.38

Finding the Fourth Proportional to 12,430,158.99, 17,154,480.47 and 7,535,587.38

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Solution

The fourth proportional to 12,430,158.99, 17,154,480.47 and 7,535,587.38 is: 10,399,632.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,430,158.99 : 17,154,480.47 = 7,535,587.38 : x
  2. Step 2: Convert to fraction form
    12,430,158.99/17,154,480.47 = 7,535,587.38/x
  3. Step 3: Cross multiply
    12,430,158.99x = 17,154,480.47 × 7,535,587.38
  4. Step 4: Simplify right side
    12,430,158.99x = 129,269,086,540,188.45
  5. Step 5: Solve for x
    x = 129,269,086,540,188.45/12,430,158.99
  6. Step 6: Final answer
    x = 10,399,632.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.