Home / 7,788,676.30-11,683,014.45-4,429,444.30

Finding the Fourth Proportional to 7,788,676.30, 11,683,014.45 and 4,429,444.30

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Solution

The fourth proportional to 7,788,676.30, 11,683,014.45 and 4,429,444.30 is: 6,644,166.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,788,676.30 : 11,683,014.45 = 4,429,444.30 : x
  2. Step 2: Convert to fraction form
    7,788,676.30/11,683,014.45 = 4,429,444.30/x
  3. Step 3: Cross multiply
    7,788,676.30x = 11,683,014.45 × 4,429,444.30
  4. Step 4: Simplify right side
    7,788,676.30x = 51,749,261,762,370.13
  5. Step 5: Solve for x
    x = 51,749,261,762,370.13/7,788,676.30
  6. Step 6: Final answer
    x = 6,644,166.45

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Double scale
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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.