Home / 74,282,975.65-102,513,707.96-41,243,229.22

Finding the Fourth Proportional to 74,282,975.65, 102,513,707.96 and 41,243,229.22

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Solution

The fourth proportional to 74,282,975.65, 102,513,707.96 and 41,243,229.22 is: 56,917,433.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,282,975.65 : 102,513,707.96 = 41,243,229.22 : x
  2. Step 2: Convert to fraction form
    74,282,975.65/102,513,707.96 = 41,243,229.22/x
  3. Step 3: Cross multiply
    74,282,975.65x = 102,513,707.96 × 41,243,229.22
  4. Step 4: Simplify right side
    74,282,975.65x = 4,227,996,355,432,025
  5. Step 5: Solve for x
    x = 4,227,996,355,432,025/74,282,975.65
  6. Step 6: Final answer
    x = 56,917,433.89

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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.