Home / 72,028,918.65-108,036,106.68-48,834,587.94

Finding the Fourth Proportional to 72,028,918.65, 108,036,106.68 and 48,834,587.94

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Solution

The fourth proportional to 72,028,918.65, 108,036,106.68 and 48,834,587.94 is: 73,246,952.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,028,918.65 : 108,036,106.68 = 48,834,587.94 : x
  2. Step 2: Convert to fraction form
    72,028,918.65/108,036,106.68 = 48,834,587.94/x
  3. Step 3: Cross multiply
    72,028,918.65x = 108,036,106.68 × 48,834,587.94
  4. Step 4: Simplify right side
    72,028,918.65x = 5,275,898,752,359,682
  5. Step 5: Solve for x
    x = 5,275,898,752,359,682/72,028,918.65
  6. Step 6: Final answer
    x = 73,246,952.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.