Home / 7,482,514.60-11,218,788.06-2,689,581.16

Finding the Fourth Proportional to 7,482,514.60, 11,218,788.06 and 2,689,581.16

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Solution

The fourth proportional to 7,482,514.60, 11,218,788.06 and 2,689,581.16 is: 4,032,580.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,482,514.60 : 11,218,788.06 = 2,689,581.16 : x
  2. Step 2: Convert to fraction form
    7,482,514.60/11,218,788.06 = 2,689,581.16/x
  3. Step 3: Cross multiply
    7,482,514.60x = 11,218,788.06 × 2,689,581.16
  4. Step 4: Simplify right side
    7,482,514.60x = 30,173,841,004,208.95
  5. Step 5: Solve for x
    x = 30,173,841,004,208.95/7,482,514.60
  6. Step 6: Final answer
    x = 4,032,580.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.