Home / 49,013,457.80-73,520,186.70-13,111,665.80

Finding the Fourth Proportional to 49,013,457.80, 73,520,186.70 and 13,111,665.80

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Solution

The fourth proportional to 49,013,457.80, 73,520,186.70 and 13,111,665.80 is: 19,667,498.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,013,457.80 : 73,520,186.70 = 13,111,665.80 : x
  2. Step 2: Convert to fraction form
    49,013,457.80/73,520,186.70 = 13,111,665.80/x
  3. Step 3: Cross multiply
    49,013,457.80x = 73,520,186.70 × 13,111,665.80
  4. Step 4: Simplify right side
    49,013,457.80x = 963,972,117,564,005
  5. Step 5: Solve for x
    x = 963,972,117,564,005/49,013,457.80
  6. Step 6: Final answer
    x = 19,667,498.70

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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.