Home / 73,137,439.77-100,929,801.74-39,646,815.27

Finding the Fourth Proportional to 73,137,439.77, 100,929,801.74 and 39,646,815.27

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Solution

The fourth proportional to 73,137,439.77, 100,929,801.74 and 39,646,815.27 is: 54,712,678.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,137,439.77 : 100,929,801.74 = 39,646,815.27 : x
  2. Step 2: Convert to fraction form
    73,137,439.77/100,929,801.74 = 39,646,815.27/x
  3. Step 3: Cross multiply
    73,137,439.77x = 100,929,801.74 × 39,646,815.27
  4. Step 4: Simplify right side
    73,137,439.77x = 4,001,545,204,625,271
  5. Step 5: Solve for x
    x = 4,001,545,204,625,271/73,137,439.77
  6. Step 6: Final answer
    x = 54,712,678.17

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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.