Home / 7,380,676.06-10,185,337.29-4,117,490.74

Finding the Fourth Proportional to 7,380,676.06, 10,185,337.29 and 4,117,490.74

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Solution

The fourth proportional to 7,380,676.06, 10,185,337.29 and 4,117,490.74 is: 5,682,139.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,380,676.06 : 10,185,337.29 = 4,117,490.74 : x
  2. Step 2: Convert to fraction form
    7,380,676.06/10,185,337.29 = 4,117,490.74/x
  3. Step 3: Cross multiply
    7,380,676.06x = 10,185,337.29 × 4,117,490.74
  4. Step 4: Simplify right side
    7,380,676.06x = 41,938,031,975,351.70
  5. Step 5: Solve for x
    x = 41,938,031,975,351.70/7,380,676.06
  6. Step 6: Final answer
    x = 5,682,139.64

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Double scale
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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.