Home / 73,400,720.80-101,293,111.20-40,805,672.80

Finding the Fourth Proportional to 73,400,720.80, 101,293,111.20 and 40,805,672.80

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Solution

The fourth proportional to 73,400,720.80, 101,293,111.20 and 40,805,672.80 is: 56,311,893.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,400,720.80 : 101,293,111.20 = 40,805,672.80 : x
  2. Step 2: Convert to fraction form
    73,400,720.80/101,293,111.20 = 40,805,672.80/x
  3. Step 3: Cross multiply
    73,400,720.80x = 101,293,111.20 × 40,805,672.80
  4. Step 4: Simplify right side
    73,400,720.80x = 4,133,333,552,521,215
  5. Step 5: Solve for x
    x = 4,133,333,552,521,215/73,400,720.80
  6. Step 6: Final answer
    x = 56,311,893.23

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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.