Home / 7,138,434.24-9,849,999.87-4,082,058

Finding the Fourth Proportional to 7,138,434.24, 9,849,999.87 and 4,082,058

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Solution

The fourth proportional to 7,138,434.24, 9,849,999.87 and 4,082,058 is: 5,632,645.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,138,434.24 : 9,849,999.87 = 4,082,058 : x
  2. Step 2: Convert to fraction form
    7,138,434.24/9,849,999.87 = 4,082,058/x
  3. Step 3: Cross multiply
    7,138,434.24x = 9,849,999.87 × 4,082,058
  4. Step 4: Simplify right side
    7,138,434.24x = 40,208,270,769,332.45
  5. Step 5: Solve for x
    x = 40,208,270,769,332.45/7,138,434.24
  6. Step 6: Final answer
    x = 5,632,645.68

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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.