Home / 14,829,379.67-20,464,755.20-8,549,782.76

Finding the Fourth Proportional to 14,829,379.67, 20,464,755.20 and 8,549,782.76

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Solution

The fourth proportional to 14,829,379.67, 20,464,755.20 and 8,549,782.76 is: 11,798,822.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,829,379.67 : 20,464,755.20 = 8,549,782.76 : x
  2. Step 2: Convert to fraction form
    14,829,379.67/20,464,755.20 = 8,549,782.76/x
  3. Step 3: Cross multiply
    14,829,379.67x = 20,464,755.20 × 8,549,782.76
  4. Step 4: Simplify right side
    14,829,379.67x = 174,969,211,196,580.34
  5. Step 5: Solve for x
    x = 174,969,211,196,580.34/14,829,379.67
  6. Step 6: Final answer
    x = 11,798,822.01

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1.5x scale

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.