Home / 30,336,851.20-45,505,276.80-17,550,774.40

Finding the Fourth Proportional to 30,336,851.20, 45,505,276.80 and 17,550,774.40

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Solution

The fourth proportional to 30,336,851.20, 45,505,276.80 and 17,550,774.40 is: 26,326,161.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,336,851.20 : 45,505,276.80 = 17,550,774.40 : x
  2. Step 2: Convert to fraction form
    30,336,851.20/45,505,276.80 = 17,550,774.40/x
  3. Step 3: Cross multiply
    30,336,851.20x = 45,505,276.80 × 17,550,774.40
  4. Step 4: Simplify right side
    30,336,851.20x = 798,652,847,126,353.75
  5. Step 5: Solve for x
    x = 798,652,847,126,353.75/30,336,851.20
  6. Step 6: Final answer
    x = 26,326,161.60

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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.