Home / 74,003,665.08-102,123,821.04-40,963,205.36

Finding the Fourth Proportional to 74,003,665.08, 102,123,821.04 and 40,963,205.36

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Solution

The fourth proportional to 74,003,665.08, 102,123,821.04 and 40,963,205.36 is: 56,528,538.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,003,665.08 : 102,123,821.04 = 40,963,205.36 : x
  2. Step 2: Convert to fraction form
    74,003,665.08/102,123,821.04 = 40,963,205.36/x
  3. Step 3: Cross multiply
    74,003,665.08x = 102,123,821.04 × 40,963,205.36
  4. Step 4: Simplify right side
    74,003,665.08x = 4,183,319,053,409,409
  5. Step 5: Solve for x
    x = 4,183,319,053,409,409/74,003,665.08
  6. Step 6: Final answer
    x = 56,528,538.81

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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.