Home / 13,482,001.20-20,223,001.80-4,960,574.40

Finding the Fourth Proportional to 13,482,001.20, 20,223,001.80 and 4,960,574.40

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Solution

The fourth proportional to 13,482,001.20, 20,223,001.80 and 4,960,574.40 is: 7,440,861.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,482,001.20 : 20,223,001.80 = 4,960,574.40 : x
  2. Step 2: Convert to fraction form
    13,482,001.20/20,223,001.80 = 4,960,574.40/x
  3. Step 3: Cross multiply
    13,482,001.20x = 20,223,001.80 × 4,960,574.40
  4. Step 4: Simplify right side
    13,482,001.20x = 100,317,705,020,233.94
  5. Step 5: Solve for x
    x = 100,317,705,020,233.94/13,482,001.20
  6. Step 6: Final answer
    x = 7,440,861.60

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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.