Home / 5,346,329.70-8,001,779.85-4,921,176.90

Finding the Fourth Proportional to 5,346,329.70, 8,001,779.85 and 4,921,176.90

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Solution

The fourth proportional to 5,346,329.70, 8,001,779.85 and 4,921,176.90 is: 7,365,459.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,346,329.70 : 8,001,779.85 = 4,921,176.90 : x
  2. Step 2: Convert to fraction form
    5,346,329.70/8,001,779.85 = 4,921,176.90/x
  3. Step 3: Cross multiply
    5,346,329.70x = 8,001,779.85 × 4,921,176.90
  4. Step 4: Simplify right side
    5,346,329.70x = 39,378,174,156,705.47
  5. Step 5: Solve for x
    x = 39,378,174,156,705.47/5,346,329.70
  6. Step 6: Final answer
    x = 7,365,459.36

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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.