Home / 8,891,779.20-13,337,552.16-2,160,173.76

Finding the Fourth Proportional to 8,891,779.20, 13,337,552.16 and 2,160,173.76

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Solution

The fourth proportional to 8,891,779.20, 13,337,552.16 and 2,160,173.76 is: 3,240,232.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,891,779.20 : 13,337,552.16 = 2,160,173.76 : x
  2. Step 2: Convert to fraction form
    8,891,779.20/13,337,552.16 = 2,160,173.76/x
  3. Step 3: Cross multiply
    8,891,779.20x = 13,337,552.16 × 2,160,173.76
  4. Step 4: Simplify right side
    8,891,779.20x = 28,811,430,198,663.32
  5. Step 5: Solve for x
    x = 28,811,430,198,663.32/8,891,779.20
  6. Step 6: Final answer
    x = 3,240,232.30

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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.