Home / 7,887,386.25-11,831,079.33-1,903,754.25

Finding the Fourth Proportional to 7,887,386.25, 11,831,079.33 and 1,903,754.25

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Solution

The fourth proportional to 7,887,386.25, 11,831,079.33 and 1,903,754.25 is: 2,855,631.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,887,386.25 : 11,831,079.33 = 1,903,754.25 : x
  2. Step 2: Convert to fraction form
    7,887,386.25/11,831,079.33 = 1,903,754.25/x
  3. Step 3: Cross multiply
    7,887,386.25x = 11,831,079.33 × 1,903,754.25
  4. Step 4: Simplify right side
    7,887,386.25x = 22,523,467,556,574.65
  5. Step 5: Solve for x
    x = 22,523,467,556,574.65/7,887,386.25
  6. Step 6: Final answer
    x = 2,855,631.36

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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.