Home / 10,355,861.88-15,533,779.32-2,782,827.90

Finding the Fourth Proportional to 10,355,861.88, 15,533,779.32 and 2,782,827.90

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Solution

The fourth proportional to 10,355,861.88, 15,533,779.32 and 2,782,827.90 is: 4,174,238.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,355,861.88 : 15,533,779.32 = 2,782,827.90 : x
  2. Step 2: Convert to fraction form
    10,355,861.88/15,533,779.32 = 2,782,827.90/x
  3. Step 3: Cross multiply
    10,355,861.88x = 15,533,779.32 × 2,782,827.90
  4. Step 4: Simplify right side
    10,355,861.88x = 43,227,834,484,139.03
  5. Step 5: Solve for x
    x = 43,227,834,484,139.03/10,355,861.88
  6. Step 6: Final answer
    x = 4,174,238.22

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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.