Home / 7,740,000.60-11,610,000.90-4,903,315.80

Finding the Fourth Proportional to 7,740,000.60, 11,610,000.90 and 4,903,315.80

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Solution

The fourth proportional to 7,740,000.60, 11,610,000.90 and 4,903,315.80 is: 7,354,973.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,740,000.60 : 11,610,000.90 = 4,903,315.80 : x
  2. Step 2: Convert to fraction form
    7,740,000.60/11,610,000.90 = 4,903,315.80/x
  3. Step 3: Cross multiply
    7,740,000.60x = 11,610,000.90 × 4,903,315.80
  4. Step 4: Simplify right side
    7,740,000.60x = 56,927,500,850,984.22
  5. Step 5: Solve for x
    x = 56,927,500,850,984.22/7,740,000.60
  6. Step 6: Final answer
    x = 7,354,973.70

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Similar ratio
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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.