Home / 18,144,879.60-27,217,319.40-14,953,609.20

Finding the Fourth Proportional to 18,144,879.60, 27,217,319.40 and 14,953,609.20

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Solution

The fourth proportional to 18,144,879.60, 27,217,319.40 and 14,953,609.20 is: 22,430,413.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,144,879.60 : 27,217,319.40 = 14,953,609.20 : x
  2. Step 2: Convert to fraction form
    18,144,879.60/27,217,319.40 = 14,953,609.20/x
  3. Step 3: Cross multiply
    18,144,879.60x = 27,217,319.40 × 14,953,609.20
  4. Step 4: Simplify right side
    18,144,879.60x = 406,997,157,779,178.44
  5. Step 5: Solve for x
    x = 406,997,157,779,178.44/18,144,879.60
  6. Step 6: Final answer
    x = 22,430,413.80

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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.