Home / 7,680,277.80-11,520,416.70-4,852,924.20

Finding the Fourth Proportional to 7,680,277.80, 11,520,416.70 and 4,852,924.20

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Solution

The fourth proportional to 7,680,277.80, 11,520,416.70 and 4,852,924.20 is: 7,279,386.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,680,277.80 : 11,520,416.70 = 4,852,924.20 : x
  2. Step 2: Convert to fraction form
    7,680,277.80/11,520,416.70 = 4,852,924.20/x
  3. Step 3: Cross multiply
    7,680,277.80x = 11,520,416.70 × 4,852,924.20
  4. Step 4: Simplify right side
    7,680,277.80x = 55,907,708,997,514.14
  5. Step 5: Solve for x
    x = 55,907,708,997,514.14/7,680,277.80
  6. Step 6: Final answer
    x = 7,279,386.30

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1.5x scale

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.