Home / 37,804,542-52,170,530.40-21,507,018

Finding the Fourth Proportional to 37,804,542, 52,170,530.40 and 21,507,018

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Solution

The fourth proportional to 37,804,542, 52,170,530.40 and 21,507,018 is: 29,679,834.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,804,542 : 52,170,530.40 = 21,507,018 : x
  2. Step 2: Convert to fraction form
    37,804,542/52,170,530.40 = 21,507,018/x
  3. Step 3: Cross multiply
    37,804,542x = 52,170,530.40 × 21,507,018
  4. Step 4: Simplify right side
    37,804,542x = 1,122,032,536,382,347.12
  5. Step 5: Solve for x
    x = 1,122,032,536,382,347.12/37,804,542
  6. Step 6: Final answer
    x = 29,679,834.14

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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.