Home / 30,548,496.60-45,821,708.10-7,829,616.60

Finding the Fourth Proportional to 30,548,496.60, 45,821,708.10 and 7,829,616.60

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Solution

The fourth proportional to 30,548,496.60, 45,821,708.10 and 7,829,616.60 is: 11,744,159.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,548,496.60 : 45,821,708.10 = 7,829,616.60 : x
  2. Step 2: Convert to fraction form
    30,548,496.60/45,821,708.10 = 7,829,616.60/x
  3. Step 3: Cross multiply
    30,548,496.60x = 45,821,708.10 × 7,829,616.60
  4. Step 4: Simplify right side
    30,548,496.60x = 358,766,406,380,114.44
  5. Step 5: Solve for x
    x = 358,766,406,380,114.44/30,548,496.60
  6. Step 6: Final answer
    x = 11,744,159.17

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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.