Home / 4,644,930-6,407,418.16-4,316,128.56

Finding the Fourth Proportional to 4,644,930, 6,407,418.16 and 4,316,128.56

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Solution

The fourth proportional to 4,644,930, 6,407,418.16 and 4,316,128.56 is: 5,953,855.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,644,930 : 6,407,418.16 = 4,316,128.56 : x
  2. Step 2: Convert to fraction form
    4,644,930/6,407,418.16 = 4,316,128.56/x
  3. Step 3: Cross multiply
    4,644,930x = 6,407,418.16 × 4,316,128.56
  4. Step 4: Simplify right side
    4,644,930x = 27,655,240,516,238.65
  5. Step 5: Solve for x
    x = 27,655,240,516,238.65/4,644,930
  6. Step 6: Final answer
    x = 5,953,855.17

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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.