Home / 37,613,440.40-56,420,160.60-12,072,779.60

Finding the Fourth Proportional to 37,613,440.40, 56,420,160.60 and 12,072,779.60

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Solution

The fourth proportional to 37,613,440.40, 56,420,160.60 and 12,072,779.60 is: 18,109,169.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,613,440.40 : 56,420,160.60 = 12,072,779.60 : x
  2. Step 2: Convert to fraction form
    37,613,440.40/56,420,160.60 = 12,072,779.60/x
  3. Step 3: Cross multiply
    37,613,440.40x = 56,420,160.60 × 12,072,779.60
  4. Step 4: Simplify right side
    37,613,440.40x = 681,148,163,920,403.75
  5. Step 5: Solve for x
    x = 681,148,163,920,403.75/37,613,440.40
  6. Step 6: Final answer
    x = 18,109,169.40

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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.