Home / 9,907,711.60-14,861,567.40-8,396,057.20

Finding the Fourth Proportional to 9,907,711.60, 14,861,567.40 and 8,396,057.20

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Solution

The fourth proportional to 9,907,711.60, 14,861,567.40 and 8,396,057.20 is: 12,594,085.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,907,711.60 : 14,861,567.40 = 8,396,057.20 : x
  2. Step 2: Convert to fraction form
    9,907,711.60/14,861,567.40 = 8,396,057.20/x
  3. Step 3: Cross multiply
    9,907,711.60x = 14,861,567.40 × 8,396,057.20
  4. Step 4: Simplify right side
    9,907,711.60x = 124,778,569,972,055.27
  5. Step 5: Solve for x
    x = 124,778,569,972,055.27/9,907,711.60
  6. Step 6: Final answer
    x = 12,594,085.80

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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.