Home / 7,771,630.20-11,657,445.30-6,353,287.80

Finding the Fourth Proportional to 7,771,630.20, 11,657,445.30 and 6,353,287.80

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Solution

The fourth proportional to 7,771,630.20, 11,657,445.30 and 6,353,287.80 is: 9,529,931.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,771,630.20 : 11,657,445.30 = 6,353,287.80 : x
  2. Step 2: Convert to fraction form
    7,771,630.20/11,657,445.30 = 6,353,287.80/x
  3. Step 3: Cross multiply
    7,771,630.20x = 11,657,445.30 × 6,353,287.80
  4. Step 4: Simplify right side
    7,771,630.20x = 74,063,105,003,657.34
  5. Step 5: Solve for x
    x = 74,063,105,003,657.34/7,771,630.20
  6. Step 6: Final answer
    x = 9,529,931.70

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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.