Home / 5,272,526.26-7,276,328.85-2,980,783.54

Finding the Fourth Proportional to 5,272,526.26, 7,276,328.85 and 2,980,783.54

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Solution

The fourth proportional to 5,272,526.26, 7,276,328.85 and 2,980,783.54 is: 4,113,618.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,272,526.26 : 7,276,328.85 = 2,980,783.54 : x
  2. Step 2: Convert to fraction form
    5,272,526.26/7,276,328.85 = 2,980,783.54/x
  3. Step 3: Cross multiply
    5,272,526.26x = 7,276,328.85 × 2,980,783.54
  4. Step 4: Simplify right side
    5,272,526.26x = 21,689,161,267,707.13
  5. Step 5: Solve for x
    x = 21,689,161,267,707.13/5,272,526.26
  6. Step 6: Final answer
    x = 4,113,618.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.