Home / 5,365,005.40-8,047,508.10-4,767,808.60

Finding the Fourth Proportional to 5,365,005.40, 8,047,508.10 and 4,767,808.60

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Solution

The fourth proportional to 5,365,005.40, 8,047,508.10 and 4,767,808.60 is: 7,151,712.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,365,005.40 : 8,047,508.10 = 4,767,808.60 : x
  2. Step 2: Convert to fraction form
    5,365,005.40/8,047,508.10 = 4,767,808.60/x
  3. Step 3: Cross multiply
    5,365,005.40x = 8,047,508.10 × 4,767,808.60
  4. Step 4: Simplify right side
    5,365,005.40x = 38,368,978,327,749.66
  5. Step 5: Solve for x
    x = 38,368,978,327,749.66/5,365,005.40
  6. Step 6: Final answer
    x = 7,151,712.90

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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.