Home / 74,979,409.04-103,493,581.44-43,624,833.20

Finding the Fourth Proportional to 74,979,409.04, 103,493,581.44 and 43,624,833.20

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Solution

The fourth proportional to 74,979,409.04, 103,493,581.44 and 43,624,833.20 is: 60,215,068.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,979,409.04 : 103,493,581.44 = 43,624,833.20 : x
  2. Step 2: Convert to fraction form
    74,979,409.04/103,493,581.44 = 43,624,833.20/x
  3. Step 3: Cross multiply
    74,979,409.04x = 103,493,581.44 × 43,624,833.20
  4. Step 4: Simplify right side
    74,979,409.04x = 4,514,890,227,590,616
  5. Step 5: Solve for x
    x = 4,514,890,227,590,616/74,979,409.04
  6. Step 6: Final answer
    x = 60,215,068.18

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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.