Home / 7,339,506.60-11,009,259.90-6,985,212.60

Finding the Fourth Proportional to 7,339,506.60, 11,009,259.90 and 6,985,212.60

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Solution

The fourth proportional to 7,339,506.60, 11,009,259.90 and 6,985,212.60 is: 10,477,818.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,339,506.60 : 11,009,259.90 = 6,985,212.60 : x
  2. Step 2: Convert to fraction form
    7,339,506.60/11,009,259.90 = 6,985,212.60/x
  3. Step 3: Cross multiply
    7,339,506.60x = 11,009,259.90 × 6,985,212.60
  4. Step 4: Simplify right side
    7,339,506.60x = 76,902,020,970,154.73
  5. Step 5: Solve for x
    x = 76,902,020,970,154.73/7,339,506.60
  6. Step 6: Final answer
    x = 10,477,818.90

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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.