Home / 74,282,869.41-102,513,561.39-41,243,120.16

Finding the Fourth Proportional to 74,282,869.41, 102,513,561.39 and 41,243,120.16

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Solution

The fourth proportional to 74,282,869.41, 102,513,561.39 and 41,243,120.16 is: 56,917,283.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,282,869.41 : 102,513,561.39 = 41,243,120.16 : x
  2. Step 2: Convert to fraction form
    74,282,869.41/102,513,561.39 = 41,243,120.16/x
  3. Step 3: Cross multiply
    74,282,869.41x = 102,513,561.39 × 41,243,120.16
  4. Step 4: Simplify right side
    74,282,869.41x = 4,227,979,130,437,306.50
  5. Step 5: Solve for x
    x = 4,227,979,130,437,306.50/74,282,869.41
  6. Step 6: Final answer
    x = 56,917,283.41

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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.