Home / 7,882,577.04-10,878,279.03-4,980,909.18

Finding the Fourth Proportional to 7,882,577.04, 10,878,279.03 and 4,980,909.18

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Solution

The fourth proportional to 7,882,577.04, 10,878,279.03 and 4,980,909.18 is: 6,873,858.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,882,577.04 : 10,878,279.03 = 4,980,909.18 : x
  2. Step 2: Convert to fraction form
    7,882,577.04/10,878,279.03 = 4,980,909.18/x
  3. Step 3: Cross multiply
    7,882,577.04x = 10,878,279.03 × 4,980,909.18
  4. Step 4: Simplify right side
    7,882,577.04x = 54,183,719,883,128.49
  5. Step 5: Solve for x
    x = 54,183,719,883,128.49/7,882,577.04
  6. Step 6: Final answer
    x = 6,873,858.59

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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.