Home / 5,154,733.89-7,113,115.44-2,979,417.33

Finding the Fourth Proportional to 5,154,733.89, 7,113,115.44 and 2,979,417.33

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Solution

The fourth proportional to 5,154,733.89, 7,113,115.44 and 2,979,417.33 is: 4,111,354.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,154,733.89 : 7,113,115.44 = 2,979,417.33 : x
  2. Step 2: Convert to fraction form
    5,154,733.89/7,113,115.44 = 2,979,417.33/x
  3. Step 3: Cross multiply
    5,154,733.89x = 7,113,115.44 × 2,979,417.33
  4. Step 4: Simplify right side
    5,154,733.89x = 21,192,939,412,226.58
  5. Step 5: Solve for x
    x = 21,192,939,412,226.58/5,154,733.89
  6. Step 6: Final answer
    x = 4,111,354.70

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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.