Home / 10,422,920.07-14,383,631.08-5,777,004.72

Finding the Fourth Proportional to 10,422,920.07, 14,383,631.08 and 5,777,004.72

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Solution

The fourth proportional to 10,422,920.07, 14,383,631.08 and 5,777,004.72 is: 7,972,267.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,422,920.07 : 14,383,631.08 = 5,777,004.72 : x
  2. Step 2: Convert to fraction form
    10,422,920.07/14,383,631.08 = 5,777,004.72/x
  3. Step 3: Cross multiply
    10,422,920.07x = 14,383,631.08 × 5,777,004.72
  4. Step 4: Simplify right side
    10,422,920.07x = 83,094,304,701,058.58
  5. Step 5: Solve for x
    x = 83,094,304,701,058.58/10,422,920.07
  6. Step 6: Final answer
    x = 7,972,267.29

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1.5x scale

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.