Home / 13,480,011.60-20,220,017.40-13,396,030.80

Finding the Fourth Proportional to 13,480,011.60, 20,220,017.40 and 13,396,030.80

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Solution

The fourth proportional to 13,480,011.60, 20,220,017.40 and 13,396,030.80 is: 20,094,046.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,480,011.60 : 20,220,017.40 = 13,396,030.80 : x
  2. Step 2: Convert to fraction form
    13,480,011.60/20,220,017.40 = 13,396,030.80/x
  3. Step 3: Cross multiply
    13,480,011.60x = 20,220,017.40 × 13,396,030.80
  4. Step 4: Simplify right side
    13,480,011.60x = 270,867,975,866,935.91
  5. Step 5: Solve for x
    x = 270,867,975,866,935.91/13,480,011.60
  6. Step 6: Final answer
    x = 20,094,046.20

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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.