Home / 13,349,747.72-18,423,326.94-7,470,041.96

Finding the Fourth Proportional to 13,349,747.72, 18,423,326.94 and 7,470,041.96

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Solution

The fourth proportional to 13,349,747.72, 18,423,326.94 and 7,470,041.96 is: 10,309,035.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,349,747.72 : 18,423,326.94 = 7,470,041.96 : x
  2. Step 2: Convert to fraction form
    13,349,747.72/18,423,326.94 = 7,470,041.96/x
  3. Step 3: Cross multiply
    13,349,747.72x = 18,423,326.94 × 7,470,041.96
  4. Step 4: Simplify right side
    13,349,747.72x = 137,623,025,284,598.41
  5. Step 5: Solve for x
    x = 137,623,025,284,598.41/13,349,747.72
  6. Step 6: Final answer
    x = 10,309,035.66

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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.