Home / 12,937,609.20-19,406,413.80-4,416,668.40

Finding the Fourth Proportional to 12,937,609.20, 19,406,413.80 and 4,416,668.40

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Solution

The fourth proportional to 12,937,609.20, 19,406,413.80 and 4,416,668.40 is: 6,625,002.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,937,609.20 : 19,406,413.80 = 4,416,668.40 : x
  2. Step 2: Convert to fraction form
    12,937,609.20/19,406,413.80 = 4,416,668.40/x
  3. Step 3: Cross multiply
    12,937,609.20x = 19,406,413.80 × 4,416,668.40
  4. Step 4: Simplify right side
    12,937,609.20x = 85,711,694,587,783.94
  5. Step 5: Solve for x
    x = 85,711,694,587,783.94/12,937,609.20
  6. Step 6: Final answer
    x = 6,625,002.60

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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.