Home / 7,117,970.80-10,676,956.20-7,051,615.60

Finding the Fourth Proportional to 7,117,970.80, 10,676,956.20 and 7,051,615.60

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Solution

The fourth proportional to 7,117,970.80, 10,676,956.20 and 7,051,615.60 is: 10,577,423.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,117,970.80 : 10,676,956.20 = 7,051,615.60 : x
  2. Step 2: Convert to fraction form
    7,117,970.80/10,676,956.20 = 7,051,615.60/x
  3. Step 3: Cross multiply
    7,117,970.80x = 10,676,956.20 × 7,051,615.60
  4. Step 4: Simplify right side
    7,117,970.80x = 75,289,790,900,436.70
  5. Step 5: Solve for x
    x = 75,289,790,900,436.70/7,117,970.80
  6. Step 6: Final answer
    x = 10,577,423.40

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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.