Home / 4,681,070.80-7,021,606.20-4,139,861.20

Finding the Fourth Proportional to 4,681,070.80, 7,021,606.20 and 4,139,861.20

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Solution

The fourth proportional to 4,681,070.80, 7,021,606.20 and 4,139,861.20 is: 6,209,791.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,681,070.80 : 7,021,606.20 = 4,139,861.20 : x
  2. Step 2: Convert to fraction form
    4,681,070.80/7,021,606.20 = 4,139,861.20/x
  3. Step 3: Cross multiply
    4,681,070.80x = 7,021,606.20 × 4,139,861.20
  4. Step 4: Simplify right side
    4,681,070.80x = 29,068,475,069,059.44
  5. Step 5: Solve for x
    x = 29,068,475,069,059.44/4,681,070.80
  6. Step 6: Final answer
    x = 6,209,791.80

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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.